51768496

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{248887}}^1$

素因数の和:248908

約数の個数: 20

約数和(自身を含む): 108017392

約数和(自身を除く): 56248896

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 248887, 497774, 995548, 1991096, 3235531, 3982192, 6471062, 12942124, 25884248, 51768496]

約数ペア:

[(1, 51768496), (2, 25884248), (4, 12942124), (8, 6471062), (13, 3982192), (16, 3235531), (26, 1991096), (52, 995548), (104, 497774), (208, 248887)]