18083740

素因数分解:

$2^2\times 5^1\times {\mathrm{877}}^1\times {\mathrm{1031}}^1$

素因数の和:1917

約数の個数: 24

約数和(自身を含む): 38056032

約数和(自身を除く): 19972292

約数列:

[1, 2, 4, 5, 10, 20, 877, 1031, 1754, 2062, 3508, 4124, 4385, 5155, 8770, 10310, 17540, 20620, 904187, 1808374, 3616748, 4520935, 9041870, 18083740]

約数ペア:

[(1, 18083740), (2, 9041870), (4, 4520935), (5, 3616748), (10, 1808374), (20, 904187), (877, 20620), (1031, 17540), (1754, 10310), (2062, 8770), (3508, 5155), (4124, 4385)]