20563161

素因数分解:

$3^1\times {\mathrm{61}}^1\times {\mathrm{313}}^1\times {\mathrm{359}}^1$

素因数の和:736

約数の個数: 16

約数和(自身を含む): 28033920

約数和(自身を除く): 7470759

約数列:

[1, 3, 61, 183, 313, 359, 939, 1077, 19093, 21899, 57279, 65697, 112367, 337101, 6854387, 20563161]

約数ペア:

[(1, 20563161), (3, 6854387), (61, 337101), (183, 112367), (313, 65697), (359, 57279), (939, 21899), (1077, 19093)]