20964591962

素因数分解:

$2^1\times {\mathrm{107}}^1\times {\mathrm{239}}^1\times {\mathrm{409897}}^1$

素因数の和:410245

約数の個数: 16

約数和(自身を含む): 31873668480

約数和(自身を除く): 10909076518

約数列:

[1, 2, 107, 214, 239, 478, 25573, 51146, 409897, 819794, 43858979, 87717958, 97965383, 195930766, 10482295981, 20964591962]

約数ペア:

[(1, 20964591962), (2, 10482295981), (107, 195930766), (214, 97965383), (239, 87717958), (478, 43858979), (25573, 819794), (51146, 409897)]