20378963

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{281}}^1\times {\mathrm{347}}^1$

素因数の和:658

約数の個数: 16

約数和(自身を含む): 23552640

約数和(自身を除く): 3173677

約数列:

[1, 11, 19, 209, 281, 347, 3091, 3817, 5339, 6593, 58729, 72523, 97507, 1072577, 1852633, 20378963]

約数ペア:

[(1, 20378963), (11, 1852633), (19, 1072577), (209, 97507), (281, 72523), (347, 58729), (3091, 6593), (3817, 5339)]