2018587990

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2381}}^1\times {\mathrm{4987}}^1$

素因数の和:7392

約数の個数: 32

約数和(自身を含む): 3849578784

約数和(自身を除く): 1830990794

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 2381, 4762, 4987, 9974, 11905, 23810, 24935, 40477, 49870, 80954, 84779, 169558, 202385, 404770, 423895, 847790, 11874047, 23748094, 59370235, 118740470, 201858799, 403717598, 1009293995, 2018587990]

約数ペア:

[(1, 2018587990), (2, 1009293995), (5, 403717598), (10, 201858799), (17, 118740470), (34, 59370235), (85, 23748094), (170, 11874047), (2381, 847790), (4762, 423895), (4987, 404770), (9974, 202385), (11905, 169558), (23810, 84779), (24935, 80954), (40477, 49870)]