20161937072

素因数分解:

$2^4\times {\mathrm{4289}}^1\times {\mathrm{293803}}^1$

素因数の和:298100

約数の個数: 20

約数和(自身を含む): 39072993960

約数和(自身を除く): 18911056888

約数列:

[1, 2, 4, 8, 16, 4289, 8578, 17156, 34312, 68624, 293803, 587606, 1175212, 2350424, 4700848, 1260121067, 2520242134, 5040484268, 10080968536, 20161937072]

約数ペア:

[(1, 20161937072), (2, 10080968536), (4, 5040484268), (8, 2520242134), (16, 1260121067), (4289, 4700848), (8578, 2350424), (17156, 1175212), (34312, 587606), (68624, 293803)]