20779854

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{48779}}^1$

素因数の和:48855

約数の個数: 16

約数和(自身を含む): 42145920

約数和(自身を除く): 21366066

約数列:

[1, 2, 3, 6, 71, 142, 213, 426, 48779, 97558, 146337, 292674, 3463309, 6926618, 10389927, 20779854]

約数ペア:

[(1, 20779854), (2, 10389927), (3, 6926618), (6, 3463309), (71, 292674), (142, 146337), (213, 97558), (426, 48779)]