20474874

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{162499}}^1$

素因数の和:162514

約数の個数: 24

約数和(自身を含む): 50700000

約数和(自身を除く): 30225126

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 162499, 324998, 487497, 974994, 1137493, 1462491, 2274986, 2924982, 3412479, 6824958, 10237437, 20474874]

約数ペア:

[(1, 20474874), (2, 10237437), (3, 6824958), (6, 3412479), (7, 2924982), (9, 2274986), (14, 1462491), (18, 1137493), (21, 974994), (42, 487497), (63, 324998), (126, 162499)]