19689084

素因数分解:

$2^2\times 3^2\times {\mathrm{546919}}^1$

素因数の和:546929

約数の個数: 18

約数和(自身を含む): 49769720

約数和(自身を除く): 30080636

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 546919, 1093838, 1640757, 2187676, 3281514, 4922271, 6563028, 9844542, 19689084]

約数ペア:

[(1, 19689084), (2, 9844542), (3, 6563028), (4, 4922271), (6, 3281514), (9, 2187676), (12, 1640757), (18, 1093838), (36, 546919)]