20205909315

素因数分解:

$3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{7360987}}^1$

素因数の和:7361059

約数の個数: 24

約数和(自身を含む): 35597737968

約数和(自身を除く): 15391828653

約数列:

[1, 3, 5, 9, 15, 45, 61, 183, 305, 549, 915, 2745, 7360987, 22082961, 36804935, 66248883, 110414805, 331244415, 449020207, 1347060621, 2245101035, 4041181863, 6735303105, 20205909315]

約数ペア:

[(1, 20205909315), (3, 6735303105), (5, 4041181863), (9, 2245101035), (15, 1347060621), (45, 449020207), (61, 331244415), (183, 110414805), (305, 66248883), (549, 36804935), (915, 22082961), (2745, 7360987)]