20004248

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{2207}}^1$

素因数の和:2327

約数の個数: 32

約数和(自身を含む): 41333760

約数和(自身を除く): 21329512

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 103, 206, 412, 824, 1133, 2207, 2266, 4414, 4532, 8828, 9064, 17656, 24277, 48554, 97108, 194216, 227321, 454642, 909284, 1818568, 2500531, 5001062, 10002124, 20004248]

約数ペア:

[(1, 20004248), (2, 10002124), (4, 5001062), (8, 2500531), (11, 1818568), (22, 909284), (44, 454642), (88, 227321), (103, 194216), (206, 97108), (412, 48554), (824, 24277), (1133, 17656), (2207, 9064), (2266, 8828), (4414, 4532)]