20132165

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{991}}^1$

素因数の和:1252

約数の個数: 16

約数和(自身を含む): 25712640

約数和(自身を除く): 5580475

約数列:

[1, 5, 17, 85, 239, 991, 1195, 4063, 4955, 16847, 20315, 84235, 236849, 1184245, 4026433, 20132165]

約数ペア:

[(1, 20132165), (5, 4026433), (17, 1184245), (85, 236849), (239, 84235), (991, 20315), (1195, 16847), (4063, 4955)]