20405720152

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{110900653}}^1$

素因数の和:110900682

約数の個数: 16

約数和(自身を含む): 39924235440

約数和(自身を除く): 19518515288

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 110900653, 221801306, 443602612, 887205224, 2550715019, 5101430038, 10202860076, 20405720152]

約数ペア:

[(1, 20405720152), (2, 10202860076), (4, 5101430038), (8, 2550715019), (23, 887205224), (46, 443602612), (92, 221801306), (184, 110900653)]