20666444

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{163}}^1\times {\mathrm{1093}}^1$

素因数の和:1289

約数の個数: 24

約数和(自身を含む): 37677360

約数和(自身を除く): 17010916

約数列:

[1, 2, 4, 29, 58, 116, 163, 326, 652, 1093, 2186, 4372, 4727, 9454, 18908, 31697, 63394, 126788, 178159, 356318, 712636, 5166611, 10333222, 20666444]

約数ペア:

[(1, 20666444), (2, 10333222), (4, 5166611), (29, 712636), (58, 356318), (116, 178159), (163, 126788), (326, 63394), (652, 31697), (1093, 18908), (2186, 9454), (4372, 4727)]