16677620

素因数分解:

$2^2\times 5^1\times {\mathrm{653}}^1\times {\mathrm{1277}}^1$

素因数の和:1939

約数の個数: 24

約数和(自身を含む): 35104104

約数和(自身を除く): 18426484

約数列:

[1, 2, 4, 5, 10, 20, 653, 1277, 1306, 2554, 2612, 3265, 5108, 6385, 6530, 12770, 13060, 25540, 833881, 1667762, 3335524, 4169405, 8338810, 16677620]

約数ペア:

[(1, 16677620), (2, 8338810), (4, 4169405), (5, 3335524), (10, 1667762), (20, 833881), (653, 25540), (1277, 13060), (1306, 12770), (2554, 6530), (2612, 6385), (3265, 5108)]