90343888

素因数分解:

$2^4\times {\mathrm{131}}^1\times {\mathrm{43103}}^1$

素因数の和:43242

約数の個数: 20

約数和(自身を含む): 176381568

約数和(自身を除く): 86037680

約数列:

[1, 2, 4, 8, 16, 131, 262, 524, 1048, 2096, 43103, 86206, 172412, 344824, 689648, 5646493, 11292986, 22585972, 45171944, 90343888]

約数ペア:

[(1, 90343888), (2, 45171944), (4, 22585972), (8, 11292986), (16, 5646493), (131, 689648), (262, 344824), (524, 172412), (1048, 86206), (2096, 43103)]