890013826

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{71}}^1\times {\mathrm{37087}}^1$

素因数の和:37186

約数の個数: 24

約数和(自身を含む): 1466014464

約数和(自身を除く): 576000638

約数列:

[1, 2, 13, 26, 71, 142, 169, 338, 923, 1846, 11999, 23998, 37087, 74174, 482131, 964262, 2633177, 5266354, 6267703, 12535406, 34231301, 68462602, 445006913, 890013826]

約数ペア:

[(1, 890013826), (2, 445006913), (13, 68462602), (26, 34231301), (71, 12535406), (142, 6267703), (169, 5266354), (338, 2633177), (923, 964262), (1846, 482131), (11999, 74174), (23998, 37087)]