20146828

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{29803}}^1$

素因数の和:29833

約数の個数: 18

約数和(自身を含む): 38178924

約数和(自身を除く): 18032096

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 29803, 59606, 119212, 387439, 774878, 1549756, 5036707, 10073414, 20146828]

約数ペア:

[(1, 20146828), (2, 10073414), (4, 5036707), (13, 1549756), (26, 774878), (52, 387439), (169, 119212), (338, 59606), (676, 29803)]