19937226528

素因数分解:

$2^5\times 3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{1009}}^1$

素因数の和:1224

約数の個数: 288

約数和(自身を含む): 62734089600

約数和(自身を除く): 42796863072

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 23, 24, 32, 36, 38, 46, 48, 57, 69, 72, 76, 92, 96, 114, 138, 144, 152, 157, 171, 184, 207, 228, 276, 288, 304, 314, 342, 368, 414, 437, 456, 471, 552, 608, 628, 684, 736, 828, 874, 912, 942, 1009, 1104, 1256, 1311, 1368, 1413, 1656, 1748, 1824, 1884, 2018, 2208, 2512, 2622, 2736, 2826, 2983, 3027, 3312, 3496, 3611, 3768, 3933, 4036, 5024, 5244, 5472, 5652, 5966, 6054, 6624, 6992, 7222, 7536, 7866, 8072, 8949, 9081, 10488, 10833, 11304, 11932, 12108, 13984, 14444, 15072, 15732, 16144, 17898, 18162, 19171, 20976, 21666, 22608, 23207, 23864, 24216, 26847, 28888, 31464, 32288, 32499, 35796, 36324, 38342, 41952, 43332, 45216, 46414, 47728, 48432, 53694, 57513, 57776, 62928, 64998, 68609, 69621, 71592, 72648, 76684, 86664, 92828, 95456, 96864, 107388, 115026, 115552, 125856, 129996, 137218, 139242, 143184, 145296, 153368, 158413, 172539, 173328, 185656, 205827, 208863, 214776, 230052, 259992, 274436, 278484, 286368, 290592, 306736, 316826, 345078, 346656, 371312, 411654, 417726, 429552, 440933, 460104, 475239, 519984, 548872, 556968, 613472, 617481, 633652, 690156, 742624, 823308, 835452, 859104, 881866, 920208, 950478, 1039968, 1097744, 1113936, 1234962, 1267304, 1322799, 1380312, 1425717, 1646616, 1670904, 1763732, 1840416, 1900956, 2195488, 2227872, 2469924, 2534608, 2645598, 2760624, 2851434, 3009847, 3293232, 3341808, 3527464, 3643499, 3801912, 3968397, 4939848, 5069216, 5291196, 5521248, 5702868, 6019694, 6586464, 6683616, 7054928, 7286998, 7603824, 7936794, 9029541, 9879696, 10582392, 10930497, 11405736, 12039388, 14109856, 14573996, 15207648, 15873588, 18059082, 19759392, 21164784, 21860994, 22811472, 24078776, 27088623, 29147992, 31747176, 32791491, 36118164, 42329568, 43721988, 45622944, 48157552, 54177246, 58295984, 63494352, 65582982, 69226481, 72236328, 87443976, 96315104, 108354492, 116591968, 126988704, 131165964, 138452962, 144472656, 174887952, 207679443, 216708984, 262331928, 276905924, 288945312, 349775904, 415358886, 433417968, 524663856, 553811848, 623038329, 830717772, 866835936, 1049327712, 1107623696, 1246076658, 1661435544, 2215247392, 2492153316, 3322871088, 4984306632, 6645742176, 9968613264, 19937226528]

約数ペア:

[(1, 19937226528), (2, 9968613264), (3, 6645742176), (4, 4984306632), (6, 3322871088), (8, 2492153316), (9, 2215247392), (12, 1661435544), (16, 1246076658), (18, 1107623696), (19, 1049327712), (23, 866835936), (24, 830717772), (32, 623038329), (36, 553811848), (38, 524663856), (46, 433417968), (48, 415358886), (57, 349775904), (69, 288945312), (72, 276905924), (76, 262331928), (92, 216708984), (96, 207679443), (114, 174887952), (138, 144472656), (144, 138452962), (152, 131165964), (157, 126988704), (171, 116591968), (184, 108354492), (207, 96315104), (228, 87443976), (276, 72236328), (288, 69226481), (304, 65582982), (314, 63494352), (342, 58295984), (368, 54177246), (414, 48157552), (437, 45622944), (456, 43721988), (471, 42329568), (552, 36118164), (608, 32791491), (628, 31747176), (684, 29147992), (736, 27088623), (828, 24078776), (874, 22811472), (912, 21860994), (942, 21164784), (1009, 19759392), (1104, 18059082), (1256, 15873588), (1311, 15207648), (1368, 14573996), (1413, 14109856), (1656, 12039388), (1748, 11405736), (1824, 10930497), (1884, 10582392), (2018, 9879696), (2208, 9029541), (2512, 7936794), (2622, 7603824), (2736, 7286998), (2826, 7054928), (2983, 6683616), (3027, 6586464), (3312, 6019694), (3496, 5702868), (3611, 5521248), (3768, 5291196), (3933, 5069216), (4036, 4939848), (5024, 3968397), (5244, 3801912), (5472, 3643499), (5652, 3527464), (5966, 3341808), (6054, 3293232), (6624, 3009847), (6992, 2851434), (7222, 2760624), (7536, 2645598), (7866, 2534608), (8072, 2469924), (8949, 2227872), (9081, 2195488), (10488, 1900956), (10833, 1840416), (11304, 1763732), (11932, 1670904), (12108, 1646616), (13984, 1425717), (14444, 1380312), (15072, 1322799), (15732, 1267304), (16144, 1234962), (17898, 1113936), (18162, 1097744), (19171, 1039968), (20976, 950478), (21666, 920208), (22608, 881866), (23207, 859104), (23864, 835452), (24216, 823308), (26847, 742624), (28888, 690156), (31464, 633652), (32288, 617481), (32499, 613472), (35796, 556968), (36324, 548872), (38342, 519984), (41952, 475239), (43332, 460104), (45216, 440933), (46414, 429552), (47728, 417726), (48432, 411654), (53694, 371312), (57513, 346656), (57776, 345078), (62928, 316826), (64998, 306736), (68609, 290592), (69621, 286368), (71592, 278484), (72648, 274436), (76684, 259992), (86664, 230052), (92828, 214776), (95456, 208863), (96864, 205827), (107388, 185656), (115026, 173328), (115552, 172539), (125856, 158413), (129996, 153368), (137218, 145296), (139242, 143184)]