18489670

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{16963}}^1$

素因数の和:17079

約数の個数: 16

約数和(自身を含む): 33588720

約数和(自身を除く): 15099050

約数列:

[1, 2, 5, 10, 109, 218, 545, 1090, 16963, 33926, 84815, 169630, 1848967, 3697934, 9244835, 18489670]

約数ペア:

[(1, 18489670), (2, 9244835), (5, 3697934), (10, 1848967), (109, 169630), (218, 84815), (545, 33926), (1090, 16963)]