19294745

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{5279}}^1$

素因数の和:5344

約数の個数: 16

約数和(自身を含む): 25090560

約数和(自身を除く): 5795815

約数列:

[1, 5, 17, 43, 85, 215, 731, 3655, 5279, 26395, 89743, 226997, 448715, 1134985, 3858949, 19294745]

約数ペア:

[(1, 19294745), (5, 3858949), (17, 1134985), (43, 448715), (85, 226997), (215, 89743), (731, 26395), (3655, 5279)]