39918544

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{131311}}^1$

素因数の和:131338

約数の個数: 20

約数和(自身を含む): 81413440

約数和(自身を除く): 41494896

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 131311, 262622, 525244, 1050488, 2100976, 2494909, 4989818, 9979636, 19959272, 39918544]

約数ペア:

[(1, 39918544), (2, 19959272), (4, 9979636), (8, 4989818), (16, 2494909), (19, 2100976), (38, 1050488), (76, 525244), (152, 262622), (304, 131311)]