19693544

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{189361}}^1$

素因数の和:189380

約数の個数: 16

約数和(自身を含む): 39766020

約数和(自身を除く): 20072476

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 189361, 378722, 757444, 1514888, 2461693, 4923386, 9846772, 19693544]

約数ペア:

[(1, 19693544), (2, 9846772), (4, 4923386), (8, 2461693), (13, 1514888), (26, 757444), (52, 378722), (104, 189361)]