20368209

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{11527}}^1$

素因数の和:11580

約数の個数: 16

約数和(自身を含む): 29511680

約数和(自身を除く): 9143471

約数列:

[1, 3, 19, 31, 57, 93, 589, 1767, 11527, 34581, 219013, 357337, 657039, 1072011, 6789403, 20368209]

約数ペア:

[(1, 20368209), (3, 6789403), (19, 1072011), (31, 657039), (57, 357337), (93, 219013), (589, 34581), (1767, 11527)]