20128946784

素因数分解:

$2^5\times 3^1\times {\mathrm{31}}^1\times {\mathrm{6763759}}^1$

素因数の和:6763803

約数の個数: 48

約数和(自身を含む): 54542960640

約数和(自身を除く): 34414013856

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 62, 93, 96, 124, 186, 248, 372, 496, 744, 992, 1488, 2976, 6763759, 13527518, 20291277, 27055036, 40582554, 54110072, 81165108, 108220144, 162330216, 209676529, 216440288, 324660432, 419353058, 629029587, 649320864, 838706116, 1258059174, 1677412232, 2516118348, 3354824464, 5032236696, 6709648928, 10064473392, 20128946784]

約数ペア:

[(1, 20128946784), (2, 10064473392), (3, 6709648928), (4, 5032236696), (6, 3354824464), (8, 2516118348), (12, 1677412232), (16, 1258059174), (24, 838706116), (31, 649320864), (32, 629029587), (48, 419353058), (62, 324660432), (93, 216440288), (96, 209676529), (124, 162330216), (186, 108220144), (248, 81165108), (372, 54110072), (496, 40582554), (744, 27055036), (992, 20291277), (1488, 13527518), (2976, 6763759)]