20171672128

素因数分解:

$2^6\times {\mathrm{127}}^1\times {\mathrm{1531}}^1\times {\mathrm{1621}}^1$

素因数の和:3291

約数の個数: 56

約数和(自身を含む): 40394599424

約数和(自身を除く): 20222927296

約数列:

[1, 2, 4, 8, 16, 32, 64, 127, 254, 508, 1016, 1531, 1621, 2032, 3062, 3242, 4064, 6124, 6484, 8128, 12248, 12968, 24496, 25936, 48992, 51872, 97984, 103744, 194437, 205867, 388874, 411734, 777748, 823468, 1555496, 1646936, 2481751, 3110992, 3293872, 4963502, 6221984, 6587744, 9927004, 12443968, 13175488, 19854008, 39708016, 79416032, 158832064, 315182377, 630364754, 1260729508, 2521459016, 5042918032, 10085836064, 20171672128]

約数ペア:

[(1, 20171672128), (2, 10085836064), (4, 5042918032), (8, 2521459016), (16, 1260729508), (32, 630364754), (64, 315182377), (127, 158832064), (254, 79416032), (508, 39708016), (1016, 19854008), (1531, 13175488), (1621, 12443968), (2032, 9927004), (3062, 6587744), (3242, 6221984), (4064, 4963502), (6124, 3293872), (6484, 3110992), (8128, 2481751), (12248, 1646936), (12968, 1555496), (24496, 823468), (25936, 777748), (48992, 411734), (51872, 388874), (97984, 205867), (103744, 194437)]