19892718

素因数分解:

$2^1\times 3^2\times {\mathrm{109}}^1\times {\mathrm{10139}}^1$

素因数の和:10256

約数の個数: 24

約数和(自身を含む): 43500600

約数和(自身を除く): 23607882

約数列:

[1, 2, 3, 6, 9, 18, 109, 218, 327, 654, 981, 1962, 10139, 20278, 30417, 60834, 91251, 182502, 1105151, 2210302, 3315453, 6630906, 9946359, 19892718]

約数ペア:

[(1, 19892718), (2, 9946359), (3, 6630906), (6, 3315453), (9, 2210302), (18, 1105151), (109, 182502), (218, 91251), (327, 60834), (654, 30417), (981, 20278), (1962, 10139)]