18981182

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{571}}^1\times {\mathrm{1511}}^1$

素因数の和:2095

約数の個数: 16

約数和(自身を含む): 31135104

約数和(自身を除く): 12153922

約数列:

[1, 2, 11, 22, 571, 1142, 1511, 3022, 6281, 12562, 16621, 33242, 862781, 1725562, 9490591, 18981182]

約数ペア:

[(1, 18981182), (2, 9490591), (11, 1725562), (22, 862781), (571, 33242), (1142, 16621), (1511, 12562), (3022, 6281)]