20599019

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1$

素因数の和:227

約数の個数: 32

約数和(自身を含む): 26542080

約数和(自身を除く): 5943061

約数列:

[1, 7, 17, 29, 47, 119, 127, 203, 329, 493, 799, 889, 1363, 2159, 3451, 3683, 5593, 5969, 9541, 15113, 23171, 25781, 41783, 62611, 101473, 162197, 173101, 438277, 710311, 1211707, 2942717, 20599019]

約数ペア:

[(1, 20599019), (7, 2942717), (17, 1211707), (29, 710311), (47, 438277), (119, 173101), (127, 162197), (203, 101473), (329, 62611), (493, 41783), (799, 25781), (889, 23171), (1363, 15113), (2159, 9541), (3451, 5969), (3683, 5593)]