20724093

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{19681}}^1$

素因数の和:19706

約数の個数: 20

約数和(自身を含む): 33341308

約数和(自身を除く): 12617215

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 19681, 59043, 177129, 255853, 531387, 767559, 1594161, 2302677, 6908031, 20724093]

約数ペア:

[(1, 20724093), (3, 6908031), (9, 2302677), (13, 1594161), (27, 767559), (39, 531387), (81, 255853), (117, 177129), (351, 59043), (1053, 19681)]