20129612

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{94951}}^1$

素因数の和:95008

約数の個数: 12

約数和(自身を含む): 35891856

約数和(自身を除く): 15762244

約数列:

[1, 2, 4, 53, 106, 212, 94951, 189902, 379804, 5032403, 10064806, 20129612]

約数ペア:

[(1, 20129612), (2, 10064806), (4, 5032403), (53, 379804), (106, 189902), (212, 94951)]