20210571368

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{587107}}^1$

素因数の和:587457

約数の個数: 32

約数和(自身を含む): 40933169760

約数和(自身を除く): 20722598392

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 331, 662, 1324, 2648, 4303, 8606, 17212, 34424, 587107, 1174214, 2348428, 4696856, 7632391, 15264782, 30529564, 61059128, 194332417, 388664834, 777329668, 1554659336, 2526321421, 5052642842, 10105285684, 20210571368]

約数ペア:

[(1, 20210571368), (2, 10105285684), (4, 5052642842), (8, 2526321421), (13, 1554659336), (26, 777329668), (52, 388664834), (104, 194332417), (331, 61059128), (662, 30529564), (1324, 15264782), (2648, 7632391), (4303, 4696856), (8606, 2348428), (17212, 1174214), (34424, 587107)]