20190776

素因数分解:

$2^3\times {\mathrm{307}}^1\times {\mathrm{8221}}^1$

素因数の和:8534

約数の個数: 16

約数和(自身を含む): 37985640

約数和(自身を除く): 17794864

約数列:

[1, 2, 4, 8, 307, 614, 1228, 2456, 8221, 16442, 32884, 65768, 2523847, 5047694, 10095388, 20190776]

約数ペア:

[(1, 20190776), (2, 10095388), (4, 5047694), (8, 2523847), (307, 65768), (614, 32884), (1228, 16442), (2456, 8221)]