16961290

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^2\times {\mathrm{1009}}^1$

素因数の和:1098

約数の個数: 24

約数和(自身を含む): 31324140

約数和(自身を除く): 14362850

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 1009, 1681, 2018, 3362, 5045, 8405, 10090, 16810, 41369, 82738, 206845, 413690, 1696129, 3392258, 8480645, 16961290]

約数ペア:

[(1, 16961290), (2, 8480645), (5, 3392258), (10, 1696129), (41, 413690), (82, 206845), (205, 82738), (410, 41369), (1009, 16810), (1681, 10090), (2018, 8405), (3362, 5045)]