18533008

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{89101}}^1$

素因数の和:89122

約数の個数: 20

約数和(自身を含む): 38670268

約数和(自身を除く): 20137260

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 89101, 178202, 356404, 712808, 1158313, 1425616, 2316626, 4633252, 9266504, 18533008]

約数ペア:

[(1, 18533008), (2, 9266504), (4, 4633252), (8, 2316626), (13, 1425616), (16, 1158313), (26, 712808), (52, 356404), (104, 178202), (208, 89101)]