20155639

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{1319}}^1$

素因数の和:1422

約数の個数: 16

約数和(自身を含む): 24076800

約数和(自身を除く): 3921161

約数列:

[1, 7, 37, 59, 259, 413, 1319, 2183, 9233, 15281, 48803, 77821, 341621, 544747, 2879377, 20155639]

約数ペア:

[(1, 20155639), (7, 2879377), (37, 544747), (59, 341621), (259, 77821), (413, 48803), (1319, 15281), (2183, 9233)]