19368185

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{9907}}^1$

素因数の和:9952

約数の個数: 16

約数和(自身を含む): 25681536

約数和(自身を除く): 6313351

約数列:

[1, 5, 17, 23, 85, 115, 391, 1955, 9907, 49535, 168419, 227861, 842095, 1139305, 3873637, 19368185]

約数ペア:

[(1, 19368185), (5, 3873637), (17, 1139305), (23, 842095), (85, 227861), (115, 168419), (391, 49535), (1955, 9907)]