18489410

素因数分解:

$2^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{12409}}^1$

素因数の和:12565

約数の個数: 16

約数和(自身を含む): 33507000

約数和(自身を除く): 15017590

約数列:

[1, 2, 5, 10, 149, 298, 745, 1490, 12409, 24818, 62045, 124090, 1848941, 3697882, 9244705, 18489410]

約数ペア:

[(1, 18489410), (2, 9244705), (5, 3697882), (10, 1848941), (149, 124090), (298, 62045), (745, 24818), (1490, 12409)]