20119192

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{61339}}^1$

素因数の和:61386

約数の個数: 16

約数和(自身を含む): 38644200

約数和(自身を除く): 18525008

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 61339, 122678, 245356, 490712, 2514899, 5029798, 10059596, 20119192]

約数ペア:

[(1, 20119192), (2, 10059596), (4, 5029798), (8, 2514899), (41, 490712), (82, 245356), (164, 122678), (328, 61339)]