20178562851

素因数分解:

$3^2\times {\mathrm{101}}^1\times {\mathrm{22198639}}^1$

素因数の和:22198746

約数の個数: 12

約数和(自身を含む): 29435396640

約数和(自身を除く): 9256833789

約数列:

[1, 3, 9, 101, 303, 909, 22198639, 66595917, 199787751, 2242062539, 6726187617, 20178562851]

約数ペア:

[(1, 20178562851), (3, 6726187617), (9, 2242062539), (101, 199787751), (303, 66595917), (909, 22198639)]