638045942404

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{12270114277}}^1$

素因数の和:12270114294

約数の個数: 12

約数和(自身を含む): 1202471199244

約数和(自身を除く): 564425256840

約数列:

[1, 2, 4, 13, 26, 52, 12270114277, 24540228554, 49080457108, 159511485601, 319022971202, 638045942404]

約数ペア:

[(1, 638045942404), (2, 319022971202), (4, 159511485601), (13, 49080457108), (26, 24540228554), (52, 12270114277)]