18719630

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{39829}}^1$

素因数の和:39883

約数の個数: 16

約数和(自身を含む): 34413120

約数和(自身を除く): 15693490

約数列:

[1, 2, 5, 10, 47, 94, 235, 470, 39829, 79658, 199145, 398290, 1871963, 3743926, 9359815, 18719630]

約数ペア:

[(1, 18719630), (2, 9359815), (5, 3743926), (10, 1871963), (47, 398290), (94, 199145), (235, 79658), (470, 39829)]