248647568

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1195421}}^1$

素因数の和:1195442

約数の個数: 20

約数和(自身を含む): 518813148

約数和(自身を除く): 270165580

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1195421, 2390842, 4781684, 9563368, 15540473, 19126736, 31080946, 62161892, 124323784, 248647568]

約数ペア:

[(1, 248647568), (2, 124323784), (4, 62161892), (8, 31080946), (13, 19126736), (16, 15540473), (26, 9563368), (52, 4781684), (104, 2390842), (208, 1195421)]