18784842

素因数分解:

$2^1\times 3^1\times {\mathrm{109}}^1\times {\mathrm{28723}}^1$

素因数の和:28837

約数の個数: 16

約数和(自身を含む): 37915680

約数和(自身を除く): 19130838

約数列:

[1, 2, 3, 6, 109, 218, 327, 654, 28723, 57446, 86169, 172338, 3130807, 6261614, 9392421, 18784842]

約数ペア:

[(1, 18784842), (2, 9392421), (3, 6261614), (6, 3130807), (109, 172338), (218, 86169), (327, 57446), (654, 28723)]