20123488091

素因数分解:

$7^1\times {\mathrm{449}}^1\times {\mathrm{1217}}^1\times {\mathrm{5261}}^1$

素因数の和:6934

約数の個数: 16

約数和(自身を含む): 23072817600

約数和(自身を除く): 2949329509

約数列:

[1, 7, 449, 1217, 3143, 5261, 8519, 36827, 546433, 2362189, 3825031, 6402637, 16535323, 44818459, 2874784013, 20123488091]

約数ペア:

[(1, 20123488091), (7, 2874784013), (449, 44818459), (1217, 16535323), (3143, 6402637), (5261, 3825031), (8519, 2362189), (36827, 546433)]