19213060

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{56509}}^1$

素因数の和:56535

約数の個数: 24

約数和(自身を含む): 42721560

約数和(自身を除く): 23508500

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 56509, 113018, 226036, 282545, 565090, 960653, 1130180, 1921306, 3842612, 4803265, 9606530, 19213060]

約数ペア:

[(1, 19213060), (2, 9606530), (4, 4803265), (5, 3842612), (10, 1921306), (17, 1130180), (20, 960653), (34, 565090), (68, 282545), (85, 226036), (170, 113018), (340, 56509)]