20097727

素因数分解:

${\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{229}}^1$

素因数の和:442

約数の個数: 16

約数和(自身を含む): 22385440

約数和(自身を除く): 2287713

約数列:

[1, 13, 43, 157, 229, 559, 2041, 2977, 6751, 9847, 35953, 87763, 128011, 467389, 1545979, 20097727]

約数ペア:

[(1, 20097727), (13, 1545979), (43, 467389), (157, 128011), (229, 87763), (559, 35953), (2041, 9847), (2977, 6751)]