20199985481

素因数分解:

${\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1\times {\mathrm{179989}}^1$

素因数の和:180188

約数の個数: 16

約数和(自身を含む): 22225165200

約数和(自身を除く): 2025179719

約数列:

[1, 13, 89, 97, 1157, 1261, 8633, 112229, 179989, 2339857, 16019021, 17458933, 208247273, 226966129, 1553845037, 20199985481]

約数ペア:

[(1, 20199985481), (13, 1553845037), (89, 226966129), (97, 208247273), (1157, 17458933), (1261, 16019021), (8633, 2339857), (112229, 179989)]