20659252

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{313}}^1\times {\mathrm{569}}^1$

素因数の和:915

約数の個数: 24

約数和(自身を含む): 37585800

約数和(自身を除く): 16926548

約数列:

[1, 2, 4, 29, 58, 116, 313, 569, 626, 1138, 1252, 2276, 9077, 16501, 18154, 33002, 36308, 66004, 178097, 356194, 712388, 5164813, 10329626, 20659252]

約数ペア:

[(1, 20659252), (2, 10329626), (4, 5164813), (29, 712388), (58, 356194), (116, 178097), (313, 66004), (569, 36308), (626, 33002), (1138, 18154), (1252, 16501), (2276, 9077)]