18946640016

素因数分解:

$2^4\times 3^6\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{859}}^1$

素因数の和:977

約数の個数: 280

約数和(自身を含む): 57812529920

約数和(自身を除く): 38865889904

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 36, 48, 54, 61, 62, 72, 81, 93, 108, 122, 124, 144, 162, 183, 186, 216, 243, 244, 248, 279, 324, 366, 372, 432, 486, 488, 496, 549, 558, 648, 729, 732, 744, 837, 859, 972, 976, 1098, 1116, 1296, 1458, 1464, 1488, 1647, 1674, 1718, 1891, 1944, 2196, 2232, 2511, 2577, 2916, 2928, 3294, 3348, 3436, 3782, 3888, 4392, 4464, 4941, 5022, 5154, 5673, 5832, 6588, 6696, 6872, 7533, 7564, 7731, 8784, 9882, 10044, 10308, 11346, 11664, 13176, 13392, 13744, 14823, 15066, 15128, 15462, 17019, 19764, 20088, 20616, 22599, 22692, 23193, 26352, 26629, 29646, 30132, 30256, 30924, 34038, 39528, 40176, 41232, 44469, 45198, 45384, 46386, 51057, 52399, 53258, 59292, 60264, 61848, 68076, 69579, 79056, 79887, 88938, 90396, 90768, 92772, 102114, 104798, 106516, 118584, 120528, 123696, 136152, 139158, 153171, 157197, 159774, 177876, 180792, 185544, 204228, 208737, 209596, 213032, 237168, 239661, 272304, 278316, 306342, 314394, 319548, 355752, 361584, 371088, 408456, 417474, 419192, 426064, 459513, 471591, 479322, 556632, 612684, 626211, 628788, 639096, 711504, 718983, 816912, 834948, 838384, 919026, 943182, 958644, 1113264, 1225368, 1252422, 1257576, 1278192, 1378539, 1414773, 1437966, 1624369, 1669896, 1838052, 1886364, 1917288, 2156949, 2450736, 2504844, 2515152, 2757078, 2829546, 2875932, 3248738, 3339792, 3676104, 3772728, 3834576, 4244319, 4313898, 4873107, 5009688, 5514156, 5659092, 5751864, 6470847, 6497476, 7352208, 7545456, 8488638, 8627796, 9746214, 10019376, 11028312, 11318184, 11503728, 12732957, 12941694, 12994952, 14619321, 16977276, 17255592, 19412541, 19492428, 22056624, 22636368, 25465914, 25883388, 25989904, 29238642, 33954552, 34511184, 38198871, 38825082, 38984856, 43857963, 50931828, 51766776, 58477284, 67909104, 76397742, 77650164, 77969712, 87715926, 101863656, 103533552, 116954568, 131573889, 152795484, 155300328, 175431852, 203727312, 233909136, 263147778, 305590968, 310600656, 350863704, 394721667, 526295556, 611181936, 701727408, 789443334, 1052591112, 1184165001, 1578886668, 2105182224, 2368330002, 3157773336, 4736660004, 6315546672, 9473320008, 18946640016]

約数ペア:

[(1, 18946640016), (2, 9473320008), (3, 6315546672), (4, 4736660004), (6, 3157773336), (8, 2368330002), (9, 2105182224), (12, 1578886668), (16, 1184165001), (18, 1052591112), (24, 789443334), (27, 701727408), (31, 611181936), (36, 526295556), (48, 394721667), (54, 350863704), (61, 310600656), (62, 305590968), (72, 263147778), (81, 233909136), (93, 203727312), (108, 175431852), (122, 155300328), (124, 152795484), (144, 131573889), (162, 116954568), (183, 103533552), (186, 101863656), (216, 87715926), (243, 77969712), (244, 77650164), (248, 76397742), (279, 67909104), (324, 58477284), (366, 51766776), (372, 50931828), (432, 43857963), (486, 38984856), (488, 38825082), (496, 38198871), (549, 34511184), (558, 33954552), (648, 29238642), (729, 25989904), (732, 25883388), (744, 25465914), (837, 22636368), (859, 22056624), (972, 19492428), (976, 19412541), (1098, 17255592), (1116, 16977276), (1296, 14619321), (1458, 12994952), (1464, 12941694), (1488, 12732957), (1647, 11503728), (1674, 11318184), (1718, 11028312), (1891, 10019376), (1944, 9746214), (2196, 8627796), (2232, 8488638), (2511, 7545456), (2577, 7352208), (2916, 6497476), (2928, 6470847), (3294, 5751864), (3348, 5659092), (3436, 5514156), (3782, 5009688), (3888, 4873107), (4392, 4313898), (4464, 4244319), (4941, 3834576), (5022, 3772728), (5154, 3676104), (5673, 3339792), (5832, 3248738), (6588, 2875932), (6696, 2829546), (6872, 2757078), (7533, 2515152), (7564, 2504844), (7731, 2450736), (8784, 2156949), (9882, 1917288), (10044, 1886364), (10308, 1838052), (11346, 1669896), (11664, 1624369), (13176, 1437966), (13392, 1414773), (13744, 1378539), (14823, 1278192), (15066, 1257576), (15128, 1252422), (15462, 1225368), (17019, 1113264), (19764, 958644), (20088, 943182), (20616, 919026), (22599, 838384), (22692, 834948), (23193, 816912), (26352, 718983), (26629, 711504), (29646, 639096), (30132, 628788), (30256, 626211), (30924, 612684), (34038, 556632), (39528, 479322), (40176, 471591), (41232, 459513), (44469, 426064), (45198, 419192), (45384, 417474), (46386, 408456), (51057, 371088), (52399, 361584), (53258, 355752), (59292, 319548), (60264, 314394), (61848, 306342), (68076, 278316), (69579, 272304), (79056, 239661), (79887, 237168), (88938, 213032), (90396, 209596), (90768, 208737), (92772, 204228), (102114, 185544), (104798, 180792), (106516, 177876), (118584, 159774), (120528, 157197), (123696, 153171), (136152, 139158)]