18996395

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{1847}}^1$

素因数の和:1891

約数の個数: 24

約数和(自身を含む): 26544672

約数和(自身を除く): 7548277

約数列:

[1, 5, 11, 17, 55, 85, 121, 187, 605, 935, 1847, 2057, 9235, 10285, 20317, 31399, 101585, 156995, 223487, 345389, 1117435, 1726945, 3799279, 18996395]

約数ペア:

[(1, 18996395), (5, 3799279), (11, 1726945), (17, 1117435), (55, 345389), (85, 223487), (121, 156995), (187, 101585), (605, 31399), (935, 20317), (1847, 10285), (2057, 9235)]