2019319630

素因数分解:

$2^1\times 5^1\times {\mathrm{12889}}^1\times {\mathrm{15667}}^1$

素因数の和:28563

約数の個数: 16

約数和(自身を含む): 3635289360

約数和(自身を除く): 1615969730

約数列:

[1, 2, 5, 10, 12889, 15667, 25778, 31334, 64445, 78335, 128890, 156670, 201931963, 403863926, 1009659815, 2019319630]

約数ペア:

[(1, 2019319630), (2, 1009659815), (5, 403863926), (10, 201931963), (12889, 156670), (15667, 128890), (25778, 78335), (31334, 64445)]