19915055279

素因数分解:

$7^1\times {\mathrm{137}}^1\times {\mathrm{2539}}^1\times {\mathrm{8179}}^1$

素因数の和:10862

約数の個数: 16

約数和(自身を含む): 22938028800

約数和(自身を除く): 3022973521

約数列:

[1, 7, 137, 959, 2539, 8179, 17773, 57253, 347843, 1120523, 2434901, 7843661, 20766481, 145365367, 2845007897, 19915055279]

約数ペア:

[(1, 19915055279), (7, 2845007897), (137, 145365367), (959, 20766481), (2539, 7843661), (8179, 2434901), (17773, 1120523), (57253, 347843)]