20110322

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{2311}}^1$

素因数の和:2561

約数の個数: 16

約数和(自身を含む): 31905600

約数和(自身を除く): 11795278

約数列:

[1, 2, 19, 38, 229, 458, 2311, 4351, 4622, 8702, 43909, 87818, 529219, 1058438, 10055161, 20110322]

約数ペア:

[(1, 20110322), (2, 10055161), (19, 1058438), (38, 529219), (229, 87818), (458, 43909), (2311, 8702), (4351, 4622)]