18638906

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{65171}}^1$

素因数の和:65197

約数の個数: 16

約数和(自身を含む): 32846688

約数和(自身を除く): 14207782

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 65171, 130342, 716881, 847223, 1433762, 1694446, 9319453, 18638906]

約数ペア:

[(1, 18638906), (2, 9319453), (11, 1694446), (13, 1433762), (22, 847223), (26, 716881), (143, 130342), (286, 65171)]