20828047

素因数分解:

${\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1\times {\mathrm{113}}^1$

素因数の和:330

約数の個数: 16

約数和(自身を含む): 22572000

約数和(自身を除く): 1743953

約数列:

[1, 19, 89, 109, 113, 1691, 2071, 2147, 9701, 10057, 12317, 184319, 191083, 234023, 1096213, 20828047]

約数ペア:

[(1, 20828047), (19, 1096213), (89, 234023), (109, 191083), (113, 184319), (1691, 12317), (2071, 10057), (2147, 9701)]