81790136

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{538093}}^1$

素因数の和:538118

約数の個数: 16

約数和(自身を含む): 161428200

約数和(自身を除く): 79638064

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 538093, 1076186, 2152372, 4304744, 10223767, 20447534, 40895068, 81790136]

約数ペア:

[(1, 81790136), (2, 40895068), (4, 20447534), (8, 10223767), (19, 4304744), (38, 2152372), (76, 1076186), (152, 538093)]