20346729

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{3323}}^1$

素因数の和:3496

約数の個数: 16

約数和(自身を含む): 29410752

約数和(自身を除く): 9064023

約数列:

[1, 3, 13, 39, 157, 471, 2041, 3323, 6123, 9969, 43199, 129597, 521711, 1565133, 6782243, 20346729]

約数ペア:

[(1, 20346729), (3, 6782243), (13, 1565133), (39, 521711), (157, 129597), (471, 43199), (2041, 9969), (3323, 6123)]