19325719

素因数分解:

$7^1\times {\mathrm{17}}^2\times {\mathrm{41}}^1\times {\mathrm{233}}^1$

素因数の和:315

約数の個数: 24

約数和(自身を含む): 24137568

約数和(自身を除く): 4811849

約数列:

[1, 7, 17, 41, 119, 233, 287, 289, 697, 1631, 2023, 3961, 4879, 9553, 11849, 27727, 66871, 67337, 82943, 162401, 471359, 1136807, 2760817, 19325719]

約数ペア:

[(1, 19325719), (7, 2760817), (17, 1136807), (41, 471359), (119, 162401), (233, 82943), (287, 67337), (289, 66871), (697, 27727), (1631, 11849), (2023, 9553), (3961, 4879)]