18764960

素因数分解:

$2^5\times 5^1\times {\mathrm{117281}}^1$

素因数の和:117296

約数の個数: 24

約数和(自身を含む): 44332596

約数和(自身を除く): 25567636

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 117281, 234562, 469124, 586405, 938248, 1172810, 1876496, 2345620, 3752992, 4691240, 9382480, 18764960]

約数ペア:

[(1, 18764960), (2, 9382480), (4, 4691240), (5, 3752992), (8, 2345620), (10, 1876496), (16, 1172810), (20, 938248), (32, 586405), (40, 469124), (80, 234562), (160, 117281)]