620691838

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{641}}^1\times {\mathrm{37243}}^1$

素因数の和:37899

約数の個数: 16

約数和(自身を含む): 1004247216

約数和(自身を除く): 383555378

約数列:

[1, 2, 13, 26, 641, 1282, 8333, 16666, 37243, 74486, 484159, 968318, 23872763, 47745526, 310345919, 620691838]

約数ペア:

[(1, 620691838), (2, 310345919), (13, 47745526), (26, 23872763), (641, 968318), (1282, 484159), (8333, 74486), (16666, 37243)]