20394276

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{242789}}^1$

素因数の和:242803

約数の個数: 24

約数和(自身を含む): 54384960

約数和(自身を除く): 33990684

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 242789, 485578, 728367, 971156, 1456734, 1699523, 2913468, 3399046, 5098569, 6798092, 10197138, 20394276]

約数ペア:

[(1, 20394276), (2, 10197138), (3, 6798092), (4, 5098569), (6, 3399046), (7, 2913468), (12, 1699523), (14, 1456734), (21, 971156), (28, 728367), (42, 485578), (84, 242789)]