18668212

素因数分解:

$2^2\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{911}}^1$

素因数の和:1071

約数の個数: 24

約数和(自身を含む): 33707520

約数和(自身を除く): 15039308

約数列:

[1, 2, 4, 47, 94, 109, 188, 218, 436, 911, 1822, 3644, 5123, 10246, 20492, 42817, 85634, 99299, 171268, 198598, 397196, 4667053, 9334106, 18668212]

約数ペア:

[(1, 18668212), (2, 9334106), (4, 4667053), (47, 397196), (94, 198598), (109, 171268), (188, 99299), (218, 85634), (436, 42817), (911, 20492), (1822, 10246), (3644, 5123)]