13509242

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{1999}}^1$

素因数の和:2141

約数の個数: 16

約数和(自身を含む): 21120000

約数和(自身を除く): 7610758

約数列:

[1, 2, 31, 62, 109, 218, 1999, 3379, 3998, 6758, 61969, 123938, 217891, 435782, 6754621, 13509242]

約数ペア:

[(1, 13509242), (2, 6754621), (31, 435782), (62, 217891), (109, 123938), (218, 61969), (1999, 6758), (3379, 3998)]