31572866

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{787}}^1\times {\mathrm{1543}}^1$

素因数の和:2345

約数の個数: 16

約数和(自身を含む): 51100224

約数和(自身を除く): 19527358

約数列:

[1, 2, 13, 26, 787, 1543, 1574, 3086, 10231, 20059, 20462, 40118, 1214341, 2428682, 15786433, 31572866]

約数ペア:

[(1, 31572866), (2, 15786433), (13, 2428682), (26, 1214341), (787, 40118), (1543, 20462), (1574, 20059), (3086, 10231)]