19697834

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{24439}}^1$

素因数の和:24485

約数の個数: 16

約数和(自身を含む): 32847360

約数和(自身を除く): 13149526

約数列:

[1, 2, 13, 26, 31, 62, 403, 806, 24439, 48878, 317707, 635414, 757609, 1515218, 9848917, 19697834]

約数ペア:

[(1, 19697834), (2, 9848917), (13, 1515218), (26, 757609), (31, 635414), (62, 317707), (403, 48878), (806, 24439)]