19866942

素因数分解:

$2^1\times 3^2\times {\mathrm{919}}^1\times {\mathrm{1201}}^1$

素因数の和:2128

約数の個数: 24

約数和(自身を含む): 43127760

約数和(自身を除く): 23260818

約数列:

[1, 2, 3, 6, 9, 18, 919, 1201, 1838, 2402, 2757, 3603, 5514, 7206, 8271, 10809, 16542, 21618, 1103719, 2207438, 3311157, 6622314, 9933471, 19866942]

約数ペア:

[(1, 19866942), (2, 9933471), (3, 6622314), (6, 3311157), (9, 2207438), (18, 1103719), (919, 21618), (1201, 16542), (1838, 10809), (2402, 8271), (2757, 7206), (3603, 5514)]