20175281018

素因数分解:

$2^1\times {\mathrm{197}}^1\times {\mathrm{2141}}^1\times {\mathrm{23917}}^1$

素因数の和:26257

約数の個数: 16

約数和(自身を含む): 30432019464

約数和(自身を除く): 10256738446

約数列:

[1, 2, 197, 394, 2141, 4282, 23917, 47834, 421777, 843554, 4711649, 9423298, 51206297, 102412594, 10087640509, 20175281018]

約数ペア:

[(1, 20175281018), (2, 10087640509), (197, 102412594), (394, 51206297), (2141, 9423298), (4282, 4711649), (23917, 843554), (47834, 421777)]