8920448144

素因数分解:

$2^4\times {\mathrm{131}}^1\times {\mathrm{4255939}}^1$

素因数の和:4256078

約数の個数: 20

約数和(自身を含む): 17415306480

約数和(自身を除く): 8494858336

約数列:

[1, 2, 4, 8, 16, 131, 262, 524, 1048, 2096, 4255939, 8511878, 17023756, 34047512, 68095024, 557528009, 1115056018, 2230112036, 4460224072, 8920448144]

約数ペア:

[(1, 8920448144), (2, 4460224072), (4, 2230112036), (8, 1115056018), (16, 557528009), (131, 68095024), (262, 34047512), (524, 17023756), (1048, 8511878), (2096, 4255939)]