20482407

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{313}}^1\times {\mathrm{661}}^1$

素因数の和:991

約数の個数: 24

約数和(自身を含む): 32427408

約数和(自身を除く): 11945001

約数列:

[1, 3, 9, 11, 33, 99, 313, 661, 939, 1983, 2817, 3443, 5949, 7271, 10329, 21813, 30987, 65439, 206893, 620679, 1862037, 2275823, 6827469, 20482407]

約数ペア:

[(1, 20482407), (3, 6827469), (9, 2275823), (11, 1862037), (33, 620679), (99, 206893), (313, 65439), (661, 30987), (939, 21813), (1983, 10329), (2817, 7271), (3443, 5949)]