18956530

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{111509}}^1$

素因数の和:111533

約数の個数: 16

約数和(自身を含む): 36129240

約数和(自身を除く): 17172710

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 111509, 223018, 557545, 1115090, 1895653, 3791306, 9478265, 18956530]

約数ペア:

[(1, 18956530), (2, 9478265), (5, 3791306), (10, 1895653), (17, 1115090), (34, 557545), (85, 223018), (170, 111509)]