20756577

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1\times {\mathrm{727}}^1$

素因数の和:1068

約数の個数: 16

約数和(自身を含む): 28700672

約数和(自身を除く): 7944095

約数列:

[1, 3, 31, 93, 307, 727, 921, 2181, 9517, 22537, 28551, 67611, 223189, 669567, 6918859, 20756577]

約数ペア:

[(1, 20756577), (3, 6918859), (31, 669567), (93, 223189), (307, 67611), (727, 28551), (921, 22537), (2181, 9517)]