20213656

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{61627}}^1$

素因数の和:61674

約数の個数: 16

約数和(自身を含む): 38825640

約数和(自身を除く): 18611984

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 61627, 123254, 246508, 493016, 2526707, 5053414, 10106828, 20213656]

約数ペア:

[(1, 20213656), (2, 10106828), (4, 5053414), (8, 2526707), (41, 493016), (82, 246508), (164, 123254), (328, 61627)]