19340575

素因数分解:

$5^2\times {\mathrm{19}}^2\times {\mathrm{2143}}^1$

素因数の和:2191

約数の個数: 18

約数和(自身を含む): 25322784

約数和(自身を除く): 5982209

約数列:

[1, 5, 19, 25, 95, 361, 475, 1805, 2143, 9025, 10715, 40717, 53575, 203585, 773623, 1017925, 3868115, 19340575]

約数ペア:

[(1, 19340575), (5, 3868115), (19, 1017925), (25, 773623), (95, 203585), (361, 53575), (475, 40717), (1805, 10715), (2143, 9025)]