20507651

素因数分解:

${\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{311}}^1$

素因数の和:442

約数の個数: 16

約数和(自身を含む): 22284288

約数和(自身を除く): 1776637

約数列:

[1, 23, 47, 61, 311, 1081, 1403, 2867, 7153, 14617, 18971, 65941, 336191, 436333, 891637, 20507651]

約数ペア:

[(1, 20507651), (23, 891637), (47, 436333), (61, 336191), (311, 65941), (1081, 18971), (1403, 14617), (2867, 7153)]