2019413870

素因数分解:

$2^1\times 5^1\times {\mathrm{9967}}^1\times {\mathrm{20261}}^1$

素因数の和:30235

約数の個数: 16

約数和(自身を含む): 3635489088

約数和(自身を除く): 1616075218

約数列:

[1, 2, 5, 10, 9967, 19934, 20261, 40522, 49835, 99670, 101305, 202610, 201941387, 403882774, 1009706935, 2019413870]

約数ペア:

[(1, 2019413870), (2, 1009706935), (5, 403882774), (10, 201941387), (9967, 202610), (19934, 101305), (20261, 99670), (40522, 49835)]