20944268

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{263}}^1\times {\mathrm{463}}^1$

素因数の和:773

約数の個数: 24

約数和(自身を含む): 37728768

約数和(自身を除く): 16784500

約数列:

[1, 2, 4, 43, 86, 172, 263, 463, 526, 926, 1052, 1852, 11309, 19909, 22618, 39818, 45236, 79636, 121769, 243538, 487076, 5236067, 10472134, 20944268]

約数ペア:

[(1, 20944268), (2, 10472134), (4, 5236067), (43, 487076), (86, 243538), (172, 121769), (263, 79636), (463, 45236), (526, 39818), (926, 22618), (1052, 19909), (1852, 11309)]