13569820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61681}}^1$

素因数の和:61701

約数の個数: 24

約数和(自身を含む): 31087728

約数和(自身を除く): 17517908

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 61681, 123362, 246724, 308405, 616810, 678491, 1233620, 1356982, 2713964, 3392455, 6784910, 13569820]

約数ペア:

[(1, 13569820), (2, 6784910), (4, 3392455), (5, 2713964), (10, 1356982), (11, 1233620), (20, 678491), (22, 616810), (44, 308405), (55, 246724), (110, 123362), (220, 61681)]