19555986

素因数分解:

$2^1\times 3^1\times {\mathrm{1213}}^1\times {\mathrm{2687}}^1$

素因数の和:3905

約数の個数: 16

約数和(自身を含む): 39158784

約数和(自身を除く): 19602798

約数列:

[1, 2, 3, 6, 1213, 2426, 2687, 3639, 5374, 7278, 8061, 16122, 3259331, 6518662, 9777993, 19555986]

約数ペア:

[(1, 19555986), (2, 9777993), (3, 6518662), (6, 3259331), (1213, 16122), (2426, 8061), (2687, 7278), (3639, 5374)]