2008178768

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{1767763}}^1$

素因数の和:1767842

約数の個数: 20

約数和(自身を含む): 3945649248

約数和(自身を除く): 1937470480

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 1767763, 3535526, 7071052, 14142104, 28284208, 125511173, 251022346, 502044692, 1004089384, 2008178768]

約数ペア:

[(1, 2008178768), (2, 1004089384), (4, 502044692), (8, 251022346), (16, 125511173), (71, 28284208), (142, 14142104), (284, 7071052), (568, 3535526), (1136, 1767763)]