20210294

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{18959}}^1$

素因数の和:19015

約数の個数: 16

約数和(自身を含む): 33445440

約数和(自身を除く): 13235146

約数列:

[1, 2, 13, 26, 41, 82, 533, 1066, 18959, 37918, 246467, 492934, 777319, 1554638, 10105147, 20210294]

約数ペア:

[(1, 20210294), (2, 10105147), (13, 1554638), (26, 777319), (41, 492934), (82, 246467), (533, 37918), (1066, 18959)]