20960862

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{268729}}^1$

素因数の和:268747

約数の個数: 16

約数和(自身を含む): 45146640

約数和(自身を除く): 24185778

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 268729, 537458, 806187, 1612374, 3493477, 6986954, 10480431, 20960862]

約数ペア:

[(1, 20960862), (2, 10480431), (3, 6986954), (6, 3493477), (13, 1612374), (26, 806187), (39, 537458), (78, 268729)]