1812016

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{1039}}^1$

素因数の和:1156

約数の個数: 20

約数和(自身を含む): 3546400

約数和(自身を除く): 1734384

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1039, 1744, 2078, 4156, 8312, 16624, 113251, 226502, 453004, 906008, 1812016]

約数ペア:

[(1, 1812016), (2, 906008), (4, 453004), (8, 226502), (16, 113251), (109, 16624), (218, 8312), (436, 4156), (872, 2078), (1039, 1744)]