20840826

素因数分解:

$2^1\times 3^1\times {\mathrm{139}}^1\times {\mathrm{24989}}^1$

素因数の和:25133

約数の個数: 16

約数和(自身を含む): 41983200

約数和(自身を除く): 21142374

約数列:

[1, 2, 3, 6, 139, 278, 417, 834, 24989, 49978, 74967, 149934, 3473471, 6946942, 10420413, 20840826]

約数ペア:

[(1, 20840826), (2, 10420413), (3, 6946942), (6, 3473471), (139, 149934), (278, 74967), (417, 49978), (834, 24989)]