20704011

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{313}}^1\times {\mathrm{1297}}^1$

素因数の和:1630

約数の個数: 16

約数和(自身を含む): 29345184

約数和(自身を除く): 8641173

約数列:

[1, 3, 17, 51, 313, 939, 1297, 3891, 5321, 15963, 22049, 66147, 405961, 1217883, 6901337, 20704011]

約数ペア:

[(1, 20704011), (3, 6901337), (17, 1217883), (51, 405961), (313, 66147), (939, 22049), (1297, 15963), (3891, 5321)]