17820898

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{2591}}^1$

素因数の和:2793

約数の個数: 16

約数和(自身を含む): 28304640

約数和(自身を除く): 10483742

約数列:

[1, 2, 19, 38, 181, 362, 2591, 3439, 5182, 6878, 49229, 98458, 468971, 937942, 8910449, 17820898]

約数ペア:

[(1, 17820898), (2, 8910449), (19, 937942), (38, 468971), (181, 98458), (362, 49229), (2591, 6878), (3439, 5182)]