20979062

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{7541}}^1$

素因数の和:7663

約数の個数: 16

約数和(自身を含む): 34210512

約数和(自身を除く): 13231450

約数列:

[1, 2, 13, 26, 107, 214, 1391, 2782, 7541, 15082, 98033, 196066, 806887, 1613774, 10489531, 20979062]

約数ペア:

[(1, 20979062), (2, 10489531), (13, 1613774), (26, 806887), (107, 196066), (214, 98033), (1391, 15082), (2782, 7541)]