2018140173

素因数分解:

$3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{865783}}^1$

素因数の和:865833

約数の個数: 24

約数和(自身を含む): 3421578368

約数和(自身を除く): 1403438195

約数列:

[1, 3, 7, 9, 21, 37, 63, 111, 259, 333, 777, 2331, 865783, 2597349, 6060481, 7792047, 18181443, 32033971, 54544329, 96101913, 224237797, 288305739, 672713391, 2018140173]

約数ペア:

[(1, 2018140173), (3, 672713391), (7, 288305739), (9, 224237797), (21, 96101913), (37, 54544329), (63, 32033971), (111, 18181443), (259, 7792047), (333, 6060481), (777, 2597349), (2331, 865783)]