12912998428

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{419}}^1\times {\mathrm{700423}}^1$

素因数の和:700857

約数の個数: 24

約数和(自身を含む): 24710958720

約数和(自身を除く): 11797960292

約数列:

[1, 2, 4, 11, 22, 44, 419, 838, 1676, 4609, 9218, 18436, 700423, 1400846, 2801692, 7704653, 15409306, 30818612, 293477237, 586954474, 1173908948, 3228249607, 6456499214, 12912998428]

約数ペア:

[(1, 12912998428), (2, 6456499214), (4, 3228249607), (11, 1173908948), (22, 586954474), (44, 293477237), (419, 30818612), (838, 15409306), (1676, 7704653), (4609, 2801692), (9218, 1400846), (18436, 700423)]