18636774

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{337}}^1\times {\mathrm{709}}^1$

素因数の和:1064

約数の個数: 32

約数和(自身を含む): 40316640

約数和(自身を除く): 21679866

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 337, 674, 709, 1011, 1418, 2022, 2127, 4254, 4381, 8762, 9217, 13143, 18434, 26286, 27651, 55302, 238933, 477866, 716799, 1433598, 3106129, 6212258, 9318387, 18636774]

約数ペア:

[(1, 18636774), (2, 9318387), (3, 6212258), (6, 3106129), (13, 1433598), (26, 716799), (39, 477866), (78, 238933), (337, 55302), (674, 27651), (709, 26286), (1011, 18434), (1418, 13143), (2022, 9217), (2127, 8762), (4254, 4381)]