20348520165

素因数分解:

$3^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{1150609}}^1$

素因数の和:1150754

約数の個数: 32

約数和(自身を含む): 36451324800

約数和(自身を除く): 16102804635

約数列:

[1, 3, 5, 9, 15, 27, 45, 131, 135, 393, 655, 1179, 1965, 3537, 5895, 17685, 1150609, 3451827, 5753045, 10355481, 17259135, 31066443, 51777405, 150729779, 155332215, 452189337, 753648895, 1356568011, 2260946685, 4069704033, 6782840055, 20348520165]

約数ペア:

[(1, 20348520165), (3, 6782840055), (5, 4069704033), (9, 2260946685), (15, 1356568011), (27, 753648895), (45, 452189337), (131, 155332215), (135, 150729779), (393, 51777405), (655, 31066443), (1179, 17259135), (1965, 10355481), (3537, 5753045), (5895, 3451827), (17685, 1150609)]