1639493642

素因数分解:

$2^1\times {\mathrm{103}}^2\times {\mathrm{77269}}^1$

素因数の和:77477

約数の個数: 12

約数和(自身を含む): 2483380530

約数和(自身を除く): 843886888

約数列:

[1, 2, 103, 206, 10609, 21218, 77269, 154538, 7958707, 15917414, 819746821, 1639493642]

約数ペア:

[(1, 1639493642), (2, 819746821), (103, 15917414), (206, 7958707), (10609, 154538), (21218, 77269)]