20247929

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{1069}}^1$

素因数の和:1160

約数の個数: 16

約数和(自身を含む): 23009280

約数和(自身を除く): 2761351

約数列:

[1, 13, 31, 47, 403, 611, 1069, 1457, 13897, 18941, 33139, 50243, 430807, 653159, 1557533, 20247929]

約数ペア:

[(1, 20247929), (13, 1557533), (31, 653159), (47, 430807), (403, 50243), (611, 33139), (1069, 18941), (1457, 13897)]