1999496620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{9088621}}^1$

素因数の和:9088641

約数の個数: 24

約数和(自身を含む): 4580665488

約数和(自身を除く): 2581168868

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 9088621, 18177242, 36354484, 45443105, 90886210, 99974831, 181772420, 199949662, 399899324, 499874155, 999748310, 1999496620]

約数ペア:

[(1, 1999496620), (2, 999748310), (4, 499874155), (5, 399899324), (10, 199949662), (11, 181772420), (20, 99974831), (22, 90886210), (44, 45443105), (55, 36354484), (110, 18177242), (220, 9088621)]