18790578865

素因数分解:

$5^1\times {\mathrm{19}}^2\times {\mathrm{739}}^1\times {\mathrm{14087}}^1$

素因数の和:14869

約数の個数: 24

約数和(自身を含む): 23831824320

約数和(自身を除く): 5041245455

約数列:

[1, 5, 19, 95, 361, 739, 1805, 3695, 14041, 14087, 70205, 70435, 266779, 267653, 1333895, 1338265, 5085407, 10410293, 25427035, 52051465, 197795567, 988977835, 3758115773, 18790578865]

約数ペア:

[(1, 18790578865), (5, 3758115773), (19, 988977835), (95, 197795567), (361, 52051465), (739, 25427035), (1805, 10410293), (3695, 5085407), (14041, 1338265), (14087, 1333895), (70205, 267653), (70435, 266779)]