20764654

素因数分解:

$2^1\times {\mathrm{113}}^1\times {\mathrm{139}}^1\times {\mathrm{661}}^1$

素因数の和:915

約数の個数: 16

約数和(自身を含む): 31696560

約数和(自身を除く): 10931906

約数列:

[1, 2, 113, 139, 226, 278, 661, 1322, 15707, 31414, 74693, 91879, 149386, 183758, 10382327, 20764654]

約数ペア:

[(1, 20764654), (2, 10382327), (113, 183758), (139, 149386), (226, 91879), (278, 74693), (661, 31414), (1322, 15707)]