20199344

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{114769}}^1$

素因数の和:114788

約数の個数: 20

約数和(自身を含む): 42694440

約数和(自身を除く): 22495096

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 114769, 229538, 459076, 918152, 1262459, 1836304, 2524918, 5049836, 10099672, 20199344]

約数ペア:

[(1, 20199344), (2, 10099672), (4, 5049836), (8, 2524918), (11, 1836304), (16, 1262459), (22, 918152), (44, 459076), (88, 229538), (176, 114769)]