20811032

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{21499}}^1$

素因数の和:21527

約数の個数: 24

約数和(自身を含む): 42892500

約数和(自身を除く): 22081468

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 121, 242, 484, 968, 21499, 42998, 85996, 171992, 236489, 472978, 945956, 1891912, 2601379, 5202758, 10405516, 20811032]

約数ペア:

[(1, 20811032), (2, 10405516), (4, 5202758), (8, 2601379), (11, 1891912), (22, 945956), (44, 472978), (88, 236489), (121, 171992), (242, 85996), (484, 42998), (968, 21499)]