20173671427

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{2963}}^1\times {\mathrm{3253}}^1$

素因数の和:6259

約数の個数: 32

約数和(自身を含む): 25925372928

約数和(自身を除く): 5751701501

約数列:

[1, 7, 13, 23, 91, 161, 299, 2093, 2963, 3253, 20741, 22771, 38519, 42289, 68149, 74819, 269633, 296023, 477043, 523733, 885937, 972647, 6201559, 6808529, 9638639, 67470473, 125302307, 221688697, 877116149, 1551820879, 2881953061, 20173671427]

約数ペア:

[(1, 20173671427), (7, 2881953061), (13, 1551820879), (23, 877116149), (91, 221688697), (161, 125302307), (299, 67470473), (2093, 9638639), (2963, 6808529), (3253, 6201559), (20741, 972647), (22771, 885937), (38519, 523733), (42289, 477043), (68149, 296023), (74819, 269633)]