18005731884

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{311}}^1\times {\mathrm{1427}}^1$

素因数の和:1785

約数の個数: 216

約数和(自身を含む): 55463885568

約数和(自身を除く): 37458153684

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 23, 28, 36, 42, 46, 49, 63, 69, 84, 92, 98, 126, 138, 147, 161, 196, 207, 252, 276, 294, 311, 322, 414, 441, 483, 588, 622, 644, 828, 882, 933, 966, 1127, 1244, 1427, 1449, 1764, 1866, 1932, 2177, 2254, 2799, 2854, 2898, 3381, 3732, 4281, 4354, 4508, 5598, 5708, 5796, 6531, 6762, 7153, 8562, 8708, 9989, 10143, 11196, 12843, 13062, 13524, 14306, 15239, 17124, 19593, 19978, 20286, 21459, 25686, 26124, 28612, 29967, 30478, 32821, 39186, 39956, 40572, 42918, 45717, 50071, 51372, 59934, 60956, 64377, 65642, 69923, 78372, 85836, 89901, 91434, 98463, 100142, 119868, 128754, 131284, 137151, 139846, 150213, 179802, 182868, 196926, 200284, 209769, 229747, 257508, 274302, 279692, 295389, 300426, 350497, 359604, 393852, 419538, 443797, 450639, 459494, 548604, 590778, 600852, 629307, 689241, 700994, 839076, 887594, 901278, 918988, 1051491, 1181556, 1258614, 1331391, 1378482, 1401988, 1608229, 1775188, 1802556, 2067723, 2102982, 2517228, 2662782, 2756964, 3106579, 3154473, 3216458, 3994173, 4135446, 4205964, 4824687, 5325564, 6213158, 6308946, 6432916, 7988346, 8270892, 9319737, 9649374, 10207331, 12426316, 12617892, 14474061, 15976692, 18639474, 19298748, 20414662, 21746053, 27959211, 28948122, 30621993, 37278948, 40829324, 43492106, 55918422, 57896244, 61243986, 65238159, 71451317, 86984212, 91865979, 111836844, 122487972, 130476318, 142902634, 183731958, 195714477, 214353951, 260952636, 285805268, 367463916, 391428954, 428707902, 500159219, 643061853, 782857908, 857415804, 1000318438, 1286123706, 1500477657, 2000636876, 2572247412, 3000955314, 4501432971, 6001910628, 9002865942, 18005731884]

約数ペア:

[(1, 18005731884), (2, 9002865942), (3, 6001910628), (4, 4501432971), (6, 3000955314), (7, 2572247412), (9, 2000636876), (12, 1500477657), (14, 1286123706), (18, 1000318438), (21, 857415804), (23, 782857908), (28, 643061853), (36, 500159219), (42, 428707902), (46, 391428954), (49, 367463916), (63, 285805268), (69, 260952636), (84, 214353951), (92, 195714477), (98, 183731958), (126, 142902634), (138, 130476318), (147, 122487972), (161, 111836844), (196, 91865979), (207, 86984212), (252, 71451317), (276, 65238159), (294, 61243986), (311, 57896244), (322, 55918422), (414, 43492106), (441, 40829324), (483, 37278948), (588, 30621993), (622, 28948122), (644, 27959211), (828, 21746053), (882, 20414662), (933, 19298748), (966, 18639474), (1127, 15976692), (1244, 14474061), (1427, 12617892), (1449, 12426316), (1764, 10207331), (1866, 9649374), (1932, 9319737), (2177, 8270892), (2254, 7988346), (2799, 6432916), (2854, 6308946), (2898, 6213158), (3381, 5325564), (3732, 4824687), (4281, 4205964), (4354, 4135446), (4508, 3994173), (5598, 3216458), (5708, 3154473), (5796, 3106579), (6531, 2756964), (6762, 2662782), (7153, 2517228), (8562, 2102982), (8708, 2067723), (9989, 1802556), (10143, 1775188), (11196, 1608229), (12843, 1401988), (13062, 1378482), (13524, 1331391), (14306, 1258614), (15239, 1181556), (17124, 1051491), (19593, 918988), (19978, 901278), (20286, 887594), (21459, 839076), (25686, 700994), (26124, 689241), (28612, 629307), (29967, 600852), (30478, 590778), (32821, 548604), (39186, 459494), (39956, 450639), (40572, 443797), (42918, 419538), (45717, 393852), (50071, 359604), (51372, 350497), (59934, 300426), (60956, 295389), (64377, 279692), (65642, 274302), (69923, 257508), (78372, 229747), (85836, 209769), (89901, 200284), (91434, 196926), (98463, 182868), (100142, 179802), (119868, 150213), (128754, 139846), (131284, 137151)]