18867080

素因数分解:

$2^3\times 5^1\times {\mathrm{471677}}^1$

素因数の和:471688

約数の個数: 16

約数和(自身を含む): 42451020

約数和(自身を除く): 23583940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 471677, 943354, 1886708, 2358385, 3773416, 4716770, 9433540, 18867080]

約数ペア:

[(1, 18867080), (2, 9433540), (4, 4716770), (5, 3773416), (8, 2358385), (10, 1886708), (20, 943354), (40, 471677)]