20894842945

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{607}}^1\times {\mathrm{186071}}^1$

素因数の和:186720

約数の個数: 16

約数和(自身を含む): 25794044928

約数和(自身を除く): 4899201983

約数列:

[1, 5, 37, 185, 607, 3035, 22459, 112295, 186071, 930355, 6884627, 34423135, 112945097, 564725485, 4178968589, 20894842945]

約数ペア:

[(1, 20894842945), (5, 4178968589), (37, 564725485), (185, 112945097), (607, 34423135), (3035, 6884627), (22459, 930355), (112295, 186071)]