20187366352

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{239}}^1\times {\mathrm{2339}}^1$

素因数の和:2684

約数の個数: 80

約数和(自身を含む): 41017017600

約数和(自身を除く): 20829651248

約数列:

[1, 2, 4, 8, 16, 37, 61, 74, 122, 148, 239, 244, 296, 478, 488, 592, 956, 976, 1912, 2257, 2339, 3824, 4514, 4678, 8843, 9028, 9356, 14579, 17686, 18056, 18712, 29158, 35372, 36112, 37424, 58316, 70744, 86543, 116632, 141488, 142679, 173086, 233264, 285358, 346172, 539423, 559021, 570716, 692344, 1078846, 1118042, 1141432, 1384688, 2157692, 2236084, 2282864, 4315384, 4472168, 5279123, 8630768, 8944336, 10558246, 20683777, 21116492, 34100281, 41367554, 42232984, 68200562, 82735108, 84465968, 136401124, 165470216, 272802248, 330940432, 545604496, 1261710397, 2523420794, 5046841588, 10093683176, 20187366352]

約数ペア:

[(1, 20187366352), (2, 10093683176), (4, 5046841588), (8, 2523420794), (16, 1261710397), (37, 545604496), (61, 330940432), (74, 272802248), (122, 165470216), (148, 136401124), (239, 84465968), (244, 82735108), (296, 68200562), (478, 42232984), (488, 41367554), (592, 34100281), (956, 21116492), (976, 20683777), (1912, 10558246), (2257, 8944336), (2339, 8630768), (3824, 5279123), (4514, 4472168), (4678, 4315384), (8843, 2282864), (9028, 2236084), (9356, 2157692), (14579, 1384688), (17686, 1141432), (18056, 1118042), (18712, 1078846), (29158, 692344), (35372, 570716), (36112, 559021), (37424, 539423), (58316, 346172), (70744, 285358), (86543, 233264), (116632, 173086), (141488, 142679)]