20179946487

素因数分解:

$3^1\times {\mathrm{157}}^1\times {\mathrm{2437}}^1\times {\mathrm{17581}}^1$

素因数の和:20178

約数の個数: 16

約数和(自身を含む): 27090626912

約数和(自身を除く): 6910680425

約数列:

[1, 3, 157, 471, 2437, 7311, 17581, 52743, 382609, 1147827, 2760217, 8280651, 42844897, 128534691, 6726648829, 20179946487]

約数ペア:

[(1, 20179946487), (3, 6726648829), (157, 128534691), (471, 42844897), (2437, 8280651), (7311, 2760217), (17581, 1147827), (52743, 382609)]