20445404

素因数分解:

$2^2\times 7^1\times {\mathrm{191}}^1\times {\mathrm{3823}}^1$

素因数の和:4025

約数の個数: 24

約数和(自身を含む): 41115648

約数和(自身を除く): 20670244

約数列:

[1, 2, 4, 7, 14, 28, 191, 382, 764, 1337, 2674, 3823, 5348, 7646, 15292, 26761, 53522, 107044, 730193, 1460386, 2920772, 5111351, 10222702, 20445404]

約数ペア:

[(1, 20445404), (2, 10222702), (4, 5111351), (7, 2920772), (14, 1460386), (28, 730193), (191, 107044), (382, 53522), (764, 26761), (1337, 15292), (2674, 7646), (3823, 5348)]