40449926

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{263}}^1\times {\mathrm{6991}}^1$

素因数の和:7267

約数の個数: 16

約数和(自身を含む): 66451968

約数和(自身を除く): 26002042

約数列:

[1, 2, 11, 22, 263, 526, 2893, 5786, 6991, 13982, 76901, 153802, 1838633, 3677266, 20224963, 40449926]

約数ペア:

[(1, 40449926), (2, 20224963), (11, 3677266), (22, 1838633), (263, 153802), (526, 76901), (2893, 13982), (5786, 6991)]