12780878

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{569}}^1\times {\mathrm{1021}}^1$

素因数の和:1603

約数の個数: 16

約数和(自身を含む): 20971440

約数和(自身を除く): 8190562

約数列:

[1, 2, 11, 22, 569, 1021, 1138, 2042, 6259, 11231, 12518, 22462, 580949, 1161898, 6390439, 12780878]

約数ペア:

[(1, 12780878), (2, 6390439), (11, 1161898), (22, 580949), (569, 22462), (1021, 12518), (1138, 11231), (2042, 6259)]