19794242

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{10429}}^1$

素因数の和:10517

約数の個数: 16

約数和(自身を含む): 32416440

約数和(自身を除く): 12622198

約数列:

[1, 2, 13, 26, 73, 146, 949, 1898, 10429, 20858, 135577, 271154, 761317, 1522634, 9897121, 19794242]

約数ペア:

[(1, 19794242), (2, 9897121), (13, 1522634), (26, 761317), (73, 271154), (146, 135577), (949, 20858), (1898, 10429)]