20564459710

素因数分解:

$2^1\times 5^1\times {\mathrm{491}}^1\times {\mathrm{4188281}}^1$

素因数の和:4188779

約数の個数: 16

約数和(自身を含む): 37091425392

約数和(自身を除く): 16526965682

約数列:

[1, 2, 5, 10, 491, 982, 2455, 4910, 4188281, 8376562, 20941405, 41882810, 2056445971, 4112891942, 10282229855, 20564459710]

約数ペア:

[(1, 20564459710), (2, 10282229855), (5, 4112891942), (10, 2056445971), (491, 41882810), (982, 20941405), (2455, 8376562), (4910, 4188281)]