18016816

素因数分解:

$2^4\times {\mathrm{569}}^1\times {\mathrm{1979}}^1$

素因数の和:2556

約数の個数: 20

約数和(自身を含む): 34986600

約数和(自身を除く): 16969784

約数列:

[1, 2, 4, 8, 16, 569, 1138, 1979, 2276, 3958, 4552, 7916, 9104, 15832, 31664, 1126051, 2252102, 4504204, 9008408, 18016816]

約数ペア:

[(1, 18016816), (2, 9008408), (4, 4504204), (8, 2252102), (16, 1126051), (569, 31664), (1138, 15832), (1979, 9104), (2276, 7916), (3958, 4552)]