19716927

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{281}}^1\times {\mathrm{1231}}^1$

素因数の和:1534

約数の個数: 16

約数和(自身を含む): 27793920

約数和(自身を除く): 8076993

約数列:

[1, 3, 19, 57, 281, 843, 1231, 3693, 5339, 16017, 23389, 70167, 345911, 1037733, 6572309, 19716927]

約数ペア:

[(1, 19716927), (3, 6572309), (19, 1037733), (57, 345911), (281, 70167), (843, 23389), (1231, 16017), (3693, 5339)]