20199998408

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{61585361}}^1$

素因数の和:61585408

約数の個数: 16

約数和(自身を含む): 38798778060

約数和(自身を除く): 18598779652

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 61585361, 123170722, 246341444, 492682888, 2524999801, 5049999602, 10099999204, 20199998408]

約数ペア:

[(1, 20199998408), (2, 10099999204), (4, 5049999602), (8, 2524999801), (41, 492682888), (82, 246341444), (164, 123170722), (328, 61585361)]