19687270

素因数分解:

$2^1\times 5^1\times {\mathrm{1181}}^1\times {\mathrm{1667}}^1$

素因数の和:2855

約数の個数: 16

約数和(自身を含む): 35488368

約数和(自身を除く): 15801098

約数列:

[1, 2, 5, 10, 1181, 1667, 2362, 3334, 5905, 8335, 11810, 16670, 1968727, 3937454, 9843635, 19687270]

約数ペア:

[(1, 19687270), (2, 9843635), (5, 3937454), (10, 1968727), (1181, 16670), (1667, 11810), (2362, 8335), (3334, 5905)]