9851690

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{2729}}^1$

素因数の和:2774

約数の個数: 24

約数和(自身を含む): 18722340

約数和(自身を除く): 8870650

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 361, 722, 1805, 2729, 3610, 5458, 13645, 27290, 51851, 103702, 259255, 518510, 985169, 1970338, 4925845, 9851690]

約数ペア:

[(1, 9851690), (2, 4925845), (5, 1970338), (10, 985169), (19, 518510), (38, 259255), (95, 103702), (190, 51851), (361, 27290), (722, 13645), (1805, 5458), (2729, 3610)]