20968005

素因数分解:

$3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{14411}}^1$

素因数の和:14516

約数の個数: 16

約数和(自身を含む): 33897024

約数和(自身を除く): 12929019

約数列:

[1, 3, 5, 15, 97, 291, 485, 1455, 14411, 43233, 72055, 216165, 1397867, 4193601, 6989335, 20968005]

約数ペア:

[(1, 20968005), (3, 6989335), (5, 4193601), (15, 1397867), (97, 216165), (291, 72055), (485, 43233), (1455, 14411)]