18084580

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47591}}^1$

素因数の和:47619

約数の個数: 24

約数和(自身を含む): 39977280

約数和(自身を除く): 21892700

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 47591, 95182, 190364, 237955, 475910, 904229, 951820, 1808458, 3616916, 4521145, 9042290, 18084580]

約数ペア:

[(1, 18084580), (2, 9042290), (4, 4521145), (5, 3616916), (10, 1808458), (19, 951820), (20, 904229), (38, 475910), (76, 237955), (95, 190364), (190, 95182), (380, 47591)]