20174907897

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{223}}^1\times {\mathrm{30187}}^1$

素因数の和:30459

約数の個数: 40

約数和(自身を含む): 31092190976

約数和(自身を除く): 10917283079

約数列:

[1, 3, 9, 27, 37, 81, 111, 223, 333, 669, 999, 2007, 2997, 6021, 8251, 18063, 24753, 30187, 74259, 90561, 222777, 271683, 668331, 815049, 1116919, 2445147, 3350757, 6731701, 10052271, 20195103, 30156813, 60585309, 90470439, 181755927, 249072937, 545267781, 747218811, 2241656433, 6724969299, 20174907897]

約数ペア:

[(1, 20174907897), (3, 6724969299), (9, 2241656433), (27, 747218811), (37, 545267781), (81, 249072937), (111, 181755927), (223, 90470439), (333, 60585309), (669, 30156813), (999, 20195103), (2007, 10052271), (2997, 6731701), (6021, 3350757), (8251, 2445147), (18063, 1116919), (24753, 815049), (30187, 668331), (74259, 271683), (90561, 222777)]