9143888

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{43961}}^1$

素因数の和:43982

約数の個数: 20

約数和(自身を含む): 19079508

約数和(自身を除く): 9935620

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 43961, 87922, 175844, 351688, 571493, 703376, 1142986, 2285972, 4571944, 9143888]

約数ペア:

[(1, 9143888), (2, 4571944), (4, 2285972), (8, 1142986), (13, 703376), (16, 571493), (26, 351688), (52, 175844), (104, 87922), (208, 43961)]