20837399

素因数分解:

${\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{787}}^1$

素因数の和:910

約数の個数: 16

約数和(自身を含む): 23829120

約数和(自身を除く): 2991721

約数列:

[1, 11, 29, 83, 319, 787, 913, 2407, 8657, 22823, 26477, 65321, 251053, 718531, 1894309, 20837399]

約数ペア:

[(1, 20837399), (11, 1894309), (29, 718531), (83, 251053), (319, 65321), (787, 26477), (913, 22823), (2407, 8657)]