19581657

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1\times {\mathrm{1229}}^1$

素因数の和:1392

約数の個数: 16

約数和(自身を含む): 26922240

約数和(自身を除く): 7340583

約数列:

[1, 3, 47, 113, 141, 339, 1229, 3687, 5311, 15933, 57763, 138877, 173289, 416631, 6527219, 19581657]

約数ペア:

[(1, 19581657), (3, 6527219), (47, 416631), (113, 173289), (141, 138877), (339, 57763), (1229, 15933), (3687, 5311)]