13218500

素因数分解:

$2^2\times 5^3\times {\mathrm{26437}}^1$

素因数の和:26456

約数の個数: 24

約数和(自身を含む): 28870296

約数和(自身を除く): 15651796

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 500, 26437, 52874, 105748, 132185, 264370, 528740, 660925, 1321850, 2643700, 3304625, 6609250, 13218500]

約数ペア:

[(1, 13218500), (2, 6609250), (4, 3304625), (5, 2643700), (10, 1321850), (20, 660925), (25, 528740), (50, 264370), (100, 132185), (125, 105748), (250, 52874), (500, 26437)]