20796611344

素因数分解:

$2^4\times {\mathrm{103}}^1\times {\mathrm{12619303}}^1$

素因数の和:12619414

約数の個数: 20

約数和(自身を含む): 40684636096

約数和(自身を除く): 19888024752

約数列:

[1, 2, 4, 8, 16, 103, 206, 412, 824, 1648, 12619303, 25238606, 50477212, 100954424, 201908848, 1299788209, 2599576418, 5199152836, 10398305672, 20796611344]

約数ペア:

[(1, 20796611344), (2, 10398305672), (4, 5199152836), (8, 2599576418), (16, 1299788209), (103, 201908848), (206, 100954424), (412, 50477212), (824, 25238606), (1648, 12619303)]