18635290

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{81023}}^1$

素因数の和:81053

約数の個数: 16

約数和(自身を含む): 35002368

約数和(自身を除く): 16367078

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 81023, 162046, 405115, 810230, 1863529, 3727058, 9317645, 18635290]

約数ペア:

[(1, 18635290), (2, 9317645), (5, 3727058), (10, 1863529), (23, 810230), (46, 405115), (115, 162046), (230, 81023)]