20228949

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{4217}}^1$

素因数の和:4277

約数の個数: 24

約数和(自身を含む): 32242392

約数和(自身を除く): 12013443

約数列:

[1, 3, 9, 13, 39, 41, 117, 123, 369, 533, 1599, 4217, 4797, 12651, 37953, 54821, 164463, 172897, 493389, 518691, 1556073, 2247661, 6742983, 20228949]

約数ペア:

[(1, 20228949), (3, 6742983), (9, 2247661), (13, 1556073), (39, 518691), (41, 493389), (117, 172897), (123, 164463), (369, 54821), (533, 37953), (1599, 12651), (4217, 4797)]