20530339

素因数分解:

${\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{239}}^1$

素因数の和:450

約数の個数: 16

約数和(自身を含む): 22671360

約数和(自身を除く): 2141021

約数列:

[1, 17, 31, 163, 239, 527, 2771, 4063, 5053, 7409, 38957, 85901, 125953, 662269, 1207667, 20530339]

約数ペア:

[(1, 20530339), (17, 1207667), (31, 662269), (163, 125953), (239, 85901), (527, 38957), (2771, 7409), (4063, 5053)]