20870574

素因数分解:

$2^1\times 3^1\times {\mathrm{197}}^1\times {\mathrm{17657}}^1$

素因数の和:17859

約数の個数: 16

約数和(自身を含む): 41955408

約数和(自身を除く): 21084834

約数列:

[1, 2, 3, 6, 197, 394, 591, 1182, 17657, 35314, 52971, 105942, 3478429, 6956858, 10435287, 20870574]

約数ペア:

[(1, 20870574), (2, 10435287), (3, 6956858), (6, 3478429), (197, 105942), (394, 52971), (591, 35314), (1182, 17657)]