18809962

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{277}}^1\times {\mathrm{1787}}^1$

素因数の和:2085

約数の個数: 16

約数和(自身を含む): 29823840

約数和(自身を除く): 11013878

約数列:

[1, 2, 19, 38, 277, 554, 1787, 3574, 5263, 10526, 33953, 67906, 494999, 989998, 9404981, 18809962]

約数ペア:

[(1, 18809962), (2, 9404981), (19, 989998), (38, 494999), (277, 67906), (554, 33953), (1787, 10526), (3574, 5263)]