18251926984

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1\times {\mathrm{16273}}^1$

素因数の和:16502

約数の個数: 64

約数和(自身を含む): 37026604800

約数和(自身を除く): 18774677816

約数列:

[1, 2, 4, 8, 19, 38, 47, 76, 94, 152, 157, 188, 314, 376, 628, 893, 1256, 1786, 2983, 3572, 5966, 7144, 7379, 11932, 14758, 16273, 23864, 29516, 32546, 59032, 65092, 130184, 140201, 280402, 309187, 560804, 618374, 764831, 1121608, 1236748, 1529662, 2473496, 2554861, 3059324, 5109722, 6118648, 10219444, 14531789, 20438888, 29063578, 48542359, 58127156, 97084718, 116254312, 120078467, 194169436, 240156934, 388338872, 480313868, 960627736, 2281490873, 4562981746, 9125963492, 18251926984]

約数ペア:

[(1, 18251926984), (2, 9125963492), (4, 4562981746), (8, 2281490873), (19, 960627736), (38, 480313868), (47, 388338872), (76, 240156934), (94, 194169436), (152, 120078467), (157, 116254312), (188, 97084718), (314, 58127156), (376, 48542359), (628, 29063578), (893, 20438888), (1256, 14531789), (1786, 10219444), (2983, 6118648), (3572, 5109722), (5966, 3059324), (7144, 2554861), (7379, 2473496), (11932, 1529662), (14758, 1236748), (16273, 1121608), (23864, 764831), (29516, 618374), (32546, 560804), (59032, 309187), (65092, 280402), (130184, 140201)]