26289904

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{11821}}^1$

素因数の和:11968

約数の個数: 20

約数和(自身を含む): 51307480

約数和(自身を除く): 25017576

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 11821, 23642, 47284, 94568, 189136, 1643119, 3286238, 6572476, 13144952, 26289904]

約数ペア:

[(1, 26289904), (2, 13144952), (4, 6572476), (8, 3286238), (16, 1643119), (139, 189136), (278, 94568), (556, 47284), (1112, 23642), (2224, 11821)]