81716816

素因数分解:

$2^4\times {\mathrm{283}}^1\times {\mathrm{18047}}^1$

素因数の和:18338

約数の個数: 20

約数和(自身を含む): 158894592

約数和(自身を除く): 77177776

約数列:

[1, 2, 4, 8, 16, 283, 566, 1132, 2264, 4528, 18047, 36094, 72188, 144376, 288752, 5107301, 10214602, 20429204, 40858408, 81716816]

約数ペア:

[(1, 81716816), (2, 40858408), (4, 20429204), (8, 10214602), (16, 5107301), (283, 288752), (566, 144376), (1132, 72188), (2264, 36094), (4528, 18047)]