20158711909

素因数分解:

$7^1\times {\mathrm{89}}^1\times {\mathrm{211}}^1\times {\mathrm{153353}}^1$

素因数の和:153660

約数の個数: 16

約数和(自身を含む): 23407954560

約数和(自身を除く): 3249242651

約数列:

[1, 7, 89, 211, 623, 1477, 18779, 131453, 153353, 1073471, 13648417, 32357483, 95538919, 226502381, 2879815987, 20158711909]

約数ペア:

[(1, 20158711909), (7, 2879815987), (89, 226502381), (211, 95538919), (623, 32357483), (1477, 13648417), (18779, 1073471), (131453, 153353)]