18363920

素因数分解:

$2^4\times 5^1\times {\mathrm{229549}}^1$

素因数の和:229562

約数の個数: 20

約数和(自身を含む): 42696300

約数和(自身を除く): 24332380

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 229549, 459098, 918196, 1147745, 1836392, 2295490, 3672784, 4590980, 9181960, 18363920]

約数ペア:

[(1, 18363920), (2, 9181960), (4, 4590980), (5, 3672784), (8, 2295490), (10, 1836392), (16, 1147745), (20, 918196), (40, 459098), (80, 229549)]