19255439

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{601}}^1$

素因数の和:830

約数の個数: 16

約数和(自身を含む): 23116800

約数和(自身を除く): 3861361

約数列:

[1, 7, 23, 161, 199, 601, 1393, 4207, 4577, 13823, 32039, 96761, 119599, 837193, 2750777, 19255439]

約数ペア:

[(1, 19255439), (7, 2750777), (23, 837193), (161, 119599), (199, 96761), (601, 32039), (1393, 13823), (4207, 4577)]