31538638

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{439}}^1\times {\mathrm{2113}}^1$

素因数の和:2571

約数の個数: 16

約数和(自身を含む): 50228640

約数和(自身を除く): 18690002

約数列:

[1, 2, 17, 34, 439, 878, 2113, 4226, 7463, 14926, 35921, 71842, 927607, 1855214, 15769319, 31538638]

約数ペア:

[(1, 31538638), (2, 15769319), (17, 1855214), (34, 927607), (439, 71842), (878, 35921), (2113, 14926), (4226, 7463)]