20683722032

素因数分解:

$2^4\times {\mathrm{85121}}^1\times {\mathrm{15187}}^1$

素因数の和:100316

約数の個数: 20

約数和(自身を含む): 40077821016

約数和(自身を除く): 19394098984

約数列:

[1, 2, 4, 8, 16, 15187, 30374, 60748, 85121, 121496, 170242, 242992, 340484, 680968, 1361936, 1292732627, 2585465254, 5170930508, 10341861016, 20683722032]

約数ペア:

[(1, 20683722032), (2, 10341861016), (4, 5170930508), (8, 2585465254), (16, 1292732627), (15187, 1361936), (30374, 680968), (60748, 340484), (85121, 242992), (121496, 170242)]