22891388

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{33863}}^1$

素因数の和:33893

約数の個数: 18

約数和(自身を含む): 43379784

約数和(自身を除く): 20488396

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 33863, 67726, 135452, 440219, 880438, 1760876, 5722847, 11445694, 22891388]

約数ペア:

[(1, 22891388), (2, 11445694), (4, 5722847), (13, 1760876), (26, 880438), (52, 440219), (169, 135452), (338, 67726), (676, 33863)]