19981567248

素因数分解:

$2^4\times 3^1\times {\mathrm{10289}}^1\times {\mathrm{40459}}^1$

素因数の和:50759

約数の個数: 40

約数和(自身を含む): 51625341600

約数和(自身を除く): 31643774352

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 10289, 20578, 30867, 40459, 41156, 61734, 80918, 82312, 121377, 123468, 161836, 164624, 242754, 246936, 323672, 485508, 493872, 647344, 971016, 1942032, 416282651, 832565302, 1248847953, 1665130604, 2497695906, 3330261208, 4995391812, 6660522416, 9990783624, 19981567248]

約数ペア:

[(1, 19981567248), (2, 9990783624), (3, 6660522416), (4, 4995391812), (6, 3330261208), (8, 2497695906), (12, 1665130604), (16, 1248847953), (24, 832565302), (48, 416282651), (10289, 1942032), (20578, 971016), (30867, 647344), (40459, 493872), (41156, 485508), (61734, 323672), (80918, 246936), (82312, 242754), (121377, 164624), (123468, 161836)]