20266737

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{193}}^1$

素因数の和:313

約数の個数: 32

約数和(自身を含む): 30170880

約数和(自身を除く): 9904143

約数列:

[1, 3, 17, 29, 51, 71, 87, 193, 213, 493, 579, 1207, 1479, 2059, 3281, 3621, 5597, 6177, 9843, 13703, 16791, 35003, 41109, 95149, 105009, 232951, 285447, 397387, 698853, 1192161, 6755579, 20266737]

約数ペア:

[(1, 20266737), (3, 6755579), (17, 1192161), (29, 698853), (51, 397387), (71, 285447), (87, 232951), (193, 105009), (213, 95149), (493, 41109), (579, 35003), (1207, 16791), (1479, 13703), (2059, 9843), (3281, 6177), (3621, 5597)]