20121337481

素因数分解:

$7^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{506873}}^1$

素因数の和:507040

約数の個数: 16

約数和(自身を含む): 23648713344

約数和(自身を除く): 3527375863

約数列:

[1, 7, 53, 107, 371, 749, 5671, 39697, 506873, 3548111, 26864269, 54235411, 188049883, 379647877, 2874476783, 20121337481]

約数ペア:

[(1, 20121337481), (7, 2874476783), (53, 379647877), (107, 188049883), (371, 54235411), (749, 26864269), (5671, 3548111), (39697, 506873)]