19015180

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{55927}}^1$

素因数の和:55953

約数の個数: 24

約数和(自身を含む): 42281568

約数和(自身を除く): 23266388

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 55927, 111854, 223708, 279635, 559270, 950759, 1118540, 1901518, 3803036, 4753795, 9507590, 19015180]

約数ペア:

[(1, 19015180), (2, 9507590), (4, 4753795), (5, 3803036), (10, 1901518), (17, 1118540), (20, 950759), (34, 559270), (68, 279635), (85, 223708), (170, 111854), (340, 55927)]