19122780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{318713}}^1$

素因数の和:318725

約数の個数: 24

約数和(自身を含む): 53543952

約数和(自身を除く): 34421172

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 318713, 637426, 956139, 1274852, 1593565, 1912278, 3187130, 3824556, 4780695, 6374260, 9561390, 19122780]

約数ペア:

[(1, 19122780), (2, 9561390), (3, 6374260), (4, 4780695), (5, 3824556), (6, 3187130), (10, 1912278), (12, 1593565), (15, 1274852), (20, 956139), (30, 637426), (60, 318713)]