1620803404

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{337949}}^1$

素因数の和:338073

約数の個数: 24

約数和(自身を含む): 3122658000

約数和(自身を除く): 1501854596

約数列:

[1, 2, 4, 11, 22, 44, 109, 218, 436, 1199, 2398, 4796, 337949, 675898, 1351796, 3717439, 7434878, 14869756, 36836441, 73672882, 147345764, 405200851, 810401702, 1620803404]

約数ペア:

[(1, 1620803404), (2, 810401702), (4, 405200851), (11, 147345764), (22, 73672882), (44, 36836441), (109, 14869756), (218, 7434878), (436, 3717439), (1199, 1351796), (2398, 675898), (4796, 337949)]