20809156790

素因数分解:

$2^1\times 5^1\times {\mathrm{113}}^1\times {\mathrm{18415183}}^1$

素因数の和:18415303

約数の個数: 16

約数和(自身を含む): 37787957568

約数和(自身を除く): 16978800778

約数列:

[1, 2, 5, 10, 113, 226, 565, 1130, 18415183, 36830366, 92075915, 184151830, 2080915679, 4161831358, 10404578395, 20809156790]

約数ペア:

[(1, 20809156790), (2, 10404578395), (5, 4161831358), (10, 2080915679), (113, 184151830), (226, 92075915), (565, 36830366), (1130, 18415183)]