13657328

素因数分解:

$2^4\times {\mathrm{409}}^1\times {\mathrm{2087}}^1$

素因数の和:2504

約数の個数: 20

約数和(自身を含む): 26538480

約数和(自身を除く): 12881152

約数列:

[1, 2, 4, 8, 16, 409, 818, 1636, 2087, 3272, 4174, 6544, 8348, 16696, 33392, 853583, 1707166, 3414332, 6828664, 13657328]

約数ペア:

[(1, 13657328), (2, 6828664), (4, 3414332), (8, 1707166), (16, 853583), (409, 33392), (818, 16696), (1636, 8348), (2087, 6544), (3272, 4174)]