20994862

素因数分解:

$2^1\times 7^1\times {\mathrm{461}}^1\times {\mathrm{3253}}^1$

素因数の和:3723

約数の個数: 16

約数和(自身を含む): 36080352

約数和(自身を除く): 15085490

約数列:

[1, 2, 7, 14, 461, 922, 3227, 3253, 6454, 6506, 22771, 45542, 1499633, 2999266, 10497431, 20994862]

約数ペア:

[(1, 20994862), (2, 10497431), (7, 2999266), (14, 1499633), (461, 45542), (922, 22771), (3227, 6506), (3253, 6454)]