20442245

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{8293}}^1$

素因数の和:8344

約数の個数: 16

約数和(自身を含む): 26872560

約数和(自身を除く): 6430315

約数列:

[1, 5, 17, 29, 85, 145, 493, 2465, 8293, 41465, 140981, 240497, 704905, 1202485, 4088449, 20442245]

約数ペア:

[(1, 20442245), (5, 4088449), (17, 1202485), (29, 704905), (85, 240497), (145, 140981), (493, 41465), (2465, 8293)]