18287776

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{43961}}^1$

素因数の和:43984

約数の個数: 24

約数和(自身を含む): 38774484

約数和(自身を除く): 20486708

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 43961, 87922, 175844, 351688, 571493, 703376, 1142986, 1406752, 2285972, 4571944, 9143888, 18287776]

約数ペア:

[(1, 18287776), (2, 9143888), (4, 4571944), (8, 2285972), (13, 1406752), (16, 1142986), (26, 703376), (32, 571493), (52, 351688), (104, 175844), (208, 87922), (416, 43961)]