78840766

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{997}}^1\times {\mathrm{2081}}^1$

素因数の和:3099

約数の個数: 16

約数和(自身を含む): 124670160

約数和(自身を除く): 45829394

約数列:

[1, 2, 19, 38, 997, 1994, 2081, 4162, 18943, 37886, 39539, 79078, 2074757, 4149514, 39420383, 78840766]

約数ペア:

[(1, 78840766), (2, 39420383), (19, 4149514), (38, 2074757), (997, 79078), (1994, 39539), (2081, 37886), (4162, 18943)]