20707812

素因数分解:

$2^2\times 3^4\times {\mathrm{63913}}^1$

素因数の和:63929

約数の個数: 30

約数和(自身を含む): 54135158

約数和(自身を除く): 33427346

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 63913, 127826, 191739, 255652, 383478, 575217, 766956, 1150434, 1725651, 2300868, 3451302, 5176953, 6902604, 10353906, 20707812]

約数ペア:

[(1, 20707812), (2, 10353906), (3, 6902604), (4, 5176953), (6, 3451302), (9, 2300868), (12, 1725651), (18, 1150434), (27, 766956), (36, 575217), (54, 383478), (81, 255652), (108, 191739), (162, 127826), (324, 63913)]