20123404565

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{349}}^1\times {\mathrm{1048367}}^1$

素因数の和:1048732

約数の個数: 16

約数和(自身を含む): 26418873600

約数和(自身を除く): 6295469035

約数列:

[1, 5, 11, 55, 349, 1745, 3839, 19195, 1048367, 5241835, 11532037, 57660185, 365880083, 1829400415, 4024680913, 20123404565]

約数ペア:

[(1, 20123404565), (5, 4024680913), (11, 1829400415), (55, 365880083), (349, 57660185), (1745, 11532037), (3839, 5241835), (19195, 1048367)]