20581302

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{490031}}^1$

素因数の和:490043

約数の個数: 16

約数和(自身を含む): 47043072

約数和(自身を除く): 26461770

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 490031, 980062, 1470093, 2940186, 3430217, 6860434, 10290651, 20581302]

約数ペア:

[(1, 20581302), (2, 10290651), (3, 6860434), (6, 3430217), (7, 2940186), (14, 1470093), (21, 980062), (42, 490031)]