20994424

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{238573}}^1$

素因数の和:238590

約数の個数: 16

約数和(自身を含む): 42943320

約数和(自身を除く): 21948896

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 238573, 477146, 954292, 1908584, 2624303, 5248606, 10497212, 20994424]

約数ペア:

[(1, 20994424), (2, 10497212), (4, 5248606), (8, 2624303), (11, 1908584), (22, 954292), (44, 477146), (88, 238573)]