20110440976

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{821}}^1\times {\mathrm{19379}}^1$

素因数の和:20287

約数の個数: 40

約数和(自身を含む): 39507292800

約数和(自身を除く): 19396851824

約数列:

[1, 2, 4, 8, 16, 79, 158, 316, 632, 821, 1264, 1642, 3284, 6568, 13136, 19379, 38758, 64859, 77516, 129718, 155032, 259436, 310064, 518872, 1037744, 1530941, 3061882, 6123764, 12247528, 15910159, 24495056, 31820318, 63640636, 127281272, 254562544, 1256902561, 2513805122, 5027610244, 10055220488, 20110440976]

約数ペア:

[(1, 20110440976), (2, 10055220488), (4, 5027610244), (8, 2513805122), (16, 1256902561), (79, 254562544), (158, 127281272), (316, 63640636), (632, 31820318), (821, 24495056), (1264, 15910159), (1642, 12247528), (3284, 6123764), (6568, 3061882), (13136, 1530941), (19379, 1037744), (38758, 518872), (64859, 310064), (77516, 259436), (129718, 155032)]