18982864

素因数分解:

$2^4\times {\mathrm{919}}^1\times {\mathrm{1291}}^1$

素因数の和:2218

約数の個数: 20

約数和(自身を含む): 36847840

約数和(自身を除く): 17864976

約数列:

[1, 2, 4, 8, 16, 919, 1291, 1838, 2582, 3676, 5164, 7352, 10328, 14704, 20656, 1186429, 2372858, 4745716, 9491432, 18982864]

約数ペア:

[(1, 18982864), (2, 9491432), (4, 4745716), (8, 2372858), (16, 1186429), (919, 20656), (1291, 14704), (1838, 10328), (2582, 7352), (3676, 5164)]