17942479

素因数分解:

${\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1\times {\mathrm{137}}^1$

素因数の和:330

約数の個数: 16

約数和(自身を含む): 19507680

約数和(自身を除く): 1565201

約数列:

[1, 19, 61, 113, 137, 1159, 2147, 2603, 6893, 8357, 15481, 130967, 158783, 294139, 944341, 17942479]

約数ペア:

[(1, 17942479), (19, 944341), (61, 294139), (113, 158783), (137, 130967), (1159, 15481), (2147, 8357), (2603, 6893)]