20956022016

素因数分解:

$2^8\times 3^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{17707}}^1$

素因数の和:17816

約数の個数: 144

約数和(自身を含む): 59070488064

約数和(自身を除く): 38114466048

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 32, 46, 48, 64, 67, 69, 92, 96, 128, 134, 138, 184, 192, 201, 256, 268, 276, 368, 384, 402, 536, 552, 736, 768, 804, 1072, 1104, 1472, 1541, 1608, 2144, 2208, 2944, 3082, 3216, 4288, 4416, 4623, 5888, 6164, 6432, 8576, 8832, 9246, 12328, 12864, 17152, 17664, 17707, 18492, 24656, 25728, 35414, 36984, 49312, 51456, 53121, 70828, 73968, 98624, 106242, 141656, 147936, 197248, 212484, 283312, 295872, 394496, 407261, 424968, 566624, 591744, 814522, 849936, 1133248, 1183488, 1186369, 1221783, 1629044, 1699872, 2266496, 2372738, 2443566, 3258088, 3399744, 3559107, 4532992, 4745476, 4887132, 6516176, 6799488, 7118214, 9490952, 9774264, 13032352, 13598976, 14236428, 18981904, 19548528, 26064704, 27286487, 28472856, 37963808, 39097056, 52129408, 54572974, 56945712, 75927616, 78194112, 81859461, 104258816, 109145948, 113891424, 151855232, 156388224, 163718922, 218291896, 227782848, 303710464, 312776448, 327437844, 436583792, 455565696, 654875688, 873167584, 911131392, 1309751376, 1746335168, 2619502752, 3492670336, 5239005504, 6985340672, 10478011008, 20956022016]

約数ペア:

[(1, 20956022016), (2, 10478011008), (3, 6985340672), (4, 5239005504), (6, 3492670336), (8, 2619502752), (12, 1746335168), (16, 1309751376), (23, 911131392), (24, 873167584), (32, 654875688), (46, 455565696), (48, 436583792), (64, 327437844), (67, 312776448), (69, 303710464), (92, 227782848), (96, 218291896), (128, 163718922), (134, 156388224), (138, 151855232), (184, 113891424), (192, 109145948), (201, 104258816), (256, 81859461), (268, 78194112), (276, 75927616), (368, 56945712), (384, 54572974), (402, 52129408), (536, 39097056), (552, 37963808), (736, 28472856), (768, 27286487), (804, 26064704), (1072, 19548528), (1104, 18981904), (1472, 14236428), (1541, 13598976), (1608, 13032352), (2144, 9774264), (2208, 9490952), (2944, 7118214), (3082, 6799488), (3216, 6516176), (4288, 4887132), (4416, 4745476), (4623, 4532992), (5888, 3559107), (6164, 3399744), (6432, 3258088), (8576, 2443566), (8832, 2372738), (9246, 2266496), (12328, 1699872), (12864, 1629044), (17152, 1221783), (17664, 1186369), (17707, 1183488), (18492, 1133248), (24656, 849936), (25728, 814522), (35414, 591744), (36984, 566624), (49312, 424968), (51456, 407261), (53121, 394496), (70828, 295872), (73968, 283312), (98624, 212484), (106242, 197248), (141656, 147936)]