20238795

素因数分解:

$3^3\times 5^1\times {\mathrm{197}}^1\times {\mathrm{761}}^1$

素因数の和:972

約数の個数: 32

約数和(自身を含む): 36210240

約数和(自身を除く): 15971445

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 197, 591, 761, 985, 1773, 2283, 2955, 3805, 5319, 6849, 8865, 11415, 20547, 26595, 34245, 102735, 149917, 449751, 749585, 1349253, 2248755, 4047759, 6746265, 20238795]

約数ペア:

[(1, 20238795), (3, 6746265), (5, 4047759), (9, 2248755), (15, 1349253), (27, 749585), (45, 449751), (135, 149917), (197, 102735), (591, 34245), (761, 26595), (985, 20547), (1773, 11415), (2283, 8865), (2955, 6849), (3805, 5319)]