320467216

素因数分解:

$2^4\times {\mathrm{953}}^1\times {\mathrm{21017}}^1$

素因数の和:21978

約数の個数: 20

約数和(自身を含む): 621586332

約数和(自身を除く): 301119116

約数列:

[1, 2, 4, 8, 16, 953, 1906, 3812, 7624, 15248, 21017, 42034, 84068, 168136, 336272, 20029201, 40058402, 80116804, 160233608, 320467216]

約数ペア:

[(1, 320467216), (2, 160233608), (4, 80116804), (8, 40058402), (16, 20029201), (953, 336272), (1906, 168136), (3812, 84068), (7624, 42034), (15248, 21017)]