20807445118

素因数分解:

$2^1\times {\mathrm{701}}^1\times {\mathrm{2129}}^1\times {\mathrm{6971}}^1$

素因数の和:9803

約数の個数: 16

約数和(自身を含む): 31274858160

約数和(自身を除く): 10467413042

約数列:

[1, 2, 701, 1402, 2129, 4258, 6971, 13942, 1492429, 2984858, 4886671, 9773342, 14841259, 29682518, 10403722559, 20807445118]

約数ペア:

[(1, 20807445118), (2, 10403722559), (701, 29682518), (1402, 14841259), (2129, 9773342), (4258, 4886671), (6971, 2984858), (13942, 1492429)]