20671244

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{469801}}^1$

素因数の和:469816

約数の個数: 12

約数和(自身を含む): 39463368

約数和(自身を除く): 18792124

約数列:

[1, 2, 4, 11, 22, 44, 469801, 939602, 1879204, 5167811, 10335622, 20671244]

約数ペア:

[(1, 20671244), (2, 10335622), (4, 5167811), (11, 1879204), (22, 939602), (44, 469801)]