28156816

素因数分解:

$2^4\times {\mathrm{197}}^1\times {\mathrm{8933}}^1$

素因数の和:9138

約数の個数: 20

約数和(自身を含む): 54836892

約数和(自身を除く): 26680076

約数列:

[1, 2, 4, 8, 16, 197, 394, 788, 1576, 3152, 8933, 17866, 35732, 71464, 142928, 1759801, 3519602, 7039204, 14078408, 28156816]

約数ペア:

[(1, 28156816), (2, 14078408), (4, 7039204), (8, 3519602), (16, 1759801), (197, 142928), (394, 71464), (788, 35732), (1576, 17866), (3152, 8933)]