20710898

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{21529}}^1$

素因数の和:21581

約数の個数: 16

約数和(自身を含む): 34361880

約数和(自身を除く): 13650982

約数列:

[1, 2, 13, 26, 37, 74, 481, 962, 21529, 43058, 279877, 559754, 796573, 1593146, 10355449, 20710898]

約数ペア:

[(1, 20710898), (2, 10355449), (13, 1593146), (26, 796573), (37, 559754), (74, 279877), (481, 43058), (962, 21529)]