18452240

素因数分解:

$2^4\times 5^1\times {\mathrm{230653}}^1$

素因数の和:230666

約数の個数: 20

約数和(自身を含む): 42901644

約数和(自身を除く): 24449404

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 230653, 461306, 922612, 1153265, 1845224, 2306530, 3690448, 4613060, 9226120, 18452240]

約数ペア:

[(1, 18452240), (2, 9226120), (4, 4613060), (5, 3690448), (8, 2306530), (10, 1845224), (16, 1153265), (20, 922612), (40, 461306), (80, 230653)]