17940804508

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{407745557}}^1$

素因数の和:407745572

約数の個数: 12

約数和(自身を含む): 34250626872

約数和(自身を除く): 16309822364

約数列:

[1, 2, 4, 11, 22, 44, 407745557, 815491114, 1630982228, 4485201127, 8970402254, 17940804508]

約数ペア:

[(1, 17940804508), (2, 8970402254), (4, 4485201127), (11, 1630982228), (22, 815491114), (44, 407745557)]