19948006

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{5081}}^1$

素因数の和:5247

約数の個数: 16

約数和(自身を含む): 32443488

約数和(自身を除く): 12495482

約数列:

[1, 2, 13, 26, 151, 302, 1963, 3926, 5081, 10162, 66053, 132106, 767231, 1534462, 9974003, 19948006]

約数ペア:

[(1, 19948006), (2, 9974003), (13, 1534462), (26, 767231), (151, 132106), (302, 66053), (1963, 10162), (3926, 5081)]