168568816

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{810427}}^1$

素因数の和:810448

約数の個数: 20

約数和(自身を含む): 351725752

約数和(自身を除く): 183156936

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 810427, 1620854, 3241708, 6483416, 10535551, 12966832, 21071102, 42142204, 84284408, 168568816]

約数ペア:

[(1, 168568816), (2, 84284408), (4, 42142204), (8, 21071102), (13, 12966832), (16, 10535551), (26, 6483416), (52, 3241708), (104, 1620854), (208, 810427)]