20912078

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{16111}}^1$

素因数の和:16183

約数の個数: 16

約数和(自身を含む): 34801920

約数和(自身を除く): 13889842

約数列:

[1, 2, 11, 22, 59, 118, 649, 1298, 16111, 32222, 177221, 354442, 950549, 1901098, 10456039, 20912078]

約数ペア:

[(1, 20912078), (2, 10456039), (11, 1901098), (22, 950549), (59, 354442), (118, 177221), (649, 32222), (1298, 16111)]