19825655

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{10141}}^1$

素因数の和:10186

約数の個数: 16

約数和(自身を含む): 26288064

約数和(自身を除く): 6462409

約数列:

[1, 5, 17, 23, 85, 115, 391, 1955, 10141, 50705, 172397, 233243, 861985, 1166215, 3965131, 19825655]

約数ペア:

[(1, 19825655), (5, 3965131), (17, 1166215), (23, 861985), (85, 233243), (115, 172397), (391, 50705), (1955, 10141)]