19470968

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{221261}}^1$

素因数の和:221278

約数の個数: 16

約数和(自身を含む): 39827160

約数和(自身を除く): 20356192

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 221261, 442522, 885044, 1770088, 2433871, 4867742, 9735484, 19470968]

約数ペア:

[(1, 19470968), (2, 9735484), (4, 4867742), (8, 2433871), (11, 1770088), (22, 885044), (44, 442522), (88, 221261)]