20500576

素因数分解:

$2^5\times {\mathrm{101}}^1\times {\mathrm{6343}}^1$

素因数の和:6454

約数の個数: 24

約数和(自身を含む): 40766544

約数和(自身を除く): 20265968

約数列:

[1, 2, 4, 8, 16, 32, 101, 202, 404, 808, 1616, 3232, 6343, 12686, 25372, 50744, 101488, 202976, 640643, 1281286, 2562572, 5125144, 10250288, 20500576]

約数ペア:

[(1, 20500576), (2, 10250288), (4, 5125144), (8, 2562572), (16, 1281286), (32, 640643), (101, 202976), (202, 101488), (404, 50744), (808, 25372), (1616, 12686), (3232, 6343)]