2018045140

素因数分解:

$2^2\times 5^1\times {\mathrm{2731}}^1\times {\mathrm{36947}}^1$

素因数の和:39687

約数の個数: 24

約数和(自身を含む): 4239561312

約数和(自身を除く): 2221516172

約数列:

[1, 2, 4, 5, 10, 20, 2731, 5462, 10924, 13655, 27310, 36947, 54620, 73894, 147788, 184735, 369470, 738940, 100902257, 201804514, 403609028, 504511285, 1009022570, 2018045140]

約数ペア:

[(1, 2018045140), (2, 1009022570), (4, 504511285), (5, 403609028), (10, 201804514), (20, 100902257), (2731, 738940), (5462, 369470), (10924, 184735), (13655, 147788), (27310, 73894), (36947, 54620)]