20095982

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{1033}}^1$

素因数の和:1243

約数の個数: 16

約数和(自身を含む): 30821472

約数和(自身を除く): 10725490

約数列:

[1, 2, 71, 137, 142, 274, 1033, 2066, 9727, 19454, 73343, 141521, 146686, 283042, 10047991, 20095982]

約数ペア:

[(1, 20095982), (2, 10047991), (71, 283042), (137, 146686), (142, 141521), (274, 73343), (1033, 19454), (2066, 9727)]