2019901996

素因数分解:

$2^2\times 7^1\times {\mathrm{911}}^1\times {\mathrm{79187}}^1$

素因数の和:80109

約数の個数: 24

約数和(自身を含む): 4044289536

約数和(自身を除く): 2024387540

約数列:

[1, 2, 4, 7, 14, 28, 911, 1822, 3644, 6377, 12754, 25508, 79187, 158374, 316748, 554309, 1108618, 2217236, 72139357, 144278714, 288557428, 504975499, 1009950998, 2019901996]

約数ペア:

[(1, 2019901996), (2, 1009950998), (4, 504975499), (7, 288557428), (14, 144278714), (28, 72139357), (911, 2217236), (1822, 1108618), (3644, 554309), (6377, 316748), (12754, 158374), (25508, 79187)]