20237082975

素因数分解:

$3^2\times 5^2\times {\mathrm{139}}^1\times {\mathrm{647069}}^1$

素因数の和:647224

約数の個数: 36

約数和(自身を含む): 36507689400

約数和(自身を除く): 16270606425

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 139, 225, 417, 695, 1251, 2085, 3475, 6255, 10425, 31275, 647069, 1941207, 3235345, 5823621, 9706035, 16176725, 29118105, 48530175, 89942591, 145590525, 269827773, 449712955, 809483319, 1349138865, 2248564775, 4047416595, 6745694325, 20237082975]

約数ペア:

[(1, 20237082975), (3, 6745694325), (5, 4047416595), (9, 2248564775), (15, 1349138865), (25, 809483319), (45, 449712955), (75, 269827773), (139, 145590525), (225, 89942591), (417, 48530175), (695, 29118105), (1251, 16176725), (2085, 9706035), (3475, 5823621), (6255, 3235345), (10425, 1941207), (31275, 647069)]