20965334

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{13219}}^1$

素因数の和:13295

約数の個数: 16

約数和(自身を含む): 34424880

約数和(自身を除く): 13459546

約数列:

[1, 2, 13, 26, 61, 122, 793, 1586, 13219, 26438, 171847, 343694, 806359, 1612718, 10482667, 20965334]

約数ペア:

[(1, 20965334), (2, 10482667), (13, 1612718), (26, 806359), (61, 343694), (122, 171847), (793, 26438), (1586, 13219)]