15821488

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{12517}}^1$

素因数の和:12604

約数の個数: 20

約数和(自身を含む): 31044640

約数和(自身を除く): 15223152

約数列:

[1, 2, 4, 8, 16, 79, 158, 316, 632, 1264, 12517, 25034, 50068, 100136, 200272, 988843, 1977686, 3955372, 7910744, 15821488]

約数ペア:

[(1, 15821488), (2, 7910744), (4, 3955372), (8, 1977686), (16, 988843), (79, 200272), (158, 100136), (316, 50068), (632, 25034), (1264, 12517)]