20116341

素因数分解:

$3^2\times 7^1\times {\mathrm{149}}^1\times {\mathrm{2143}}^1$

素因数の和:2305

約数の個数: 24

約数和(自身を含む): 33446400

約数和(自身を除く): 13330059

約数列:

[1, 3, 7, 9, 21, 63, 149, 447, 1043, 1341, 2143, 3129, 6429, 9387, 15001, 19287, 45003, 135009, 319307, 957921, 2235149, 2873763, 6705447, 20116341]

約数ペア:

[(1, 20116341), (3, 6705447), (7, 2873763), (9, 2235149), (21, 957921), (63, 319307), (149, 135009), (447, 45003), (1043, 19287), (1341, 15001), (2143, 9387), (3129, 6429)]