19012016

素因数分解:

$2^4\times {\mathrm{571}}^1\times {\mathrm{2081}}^1$

素因数の和:2660

約数の個数: 20

約数和(自身を含む): 36918024

約数和(自身を除く): 17906008

約数列:

[1, 2, 4, 8, 16, 571, 1142, 2081, 2284, 4162, 4568, 8324, 9136, 16648, 33296, 1188251, 2376502, 4753004, 9506008, 19012016]

約数ペア:

[(1, 19012016), (2, 9506008), (4, 4753004), (8, 2376502), (16, 1188251), (571, 33296), (1142, 16648), (2081, 9136), (2284, 8324), (4162, 4568)]