20775190

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{122207}}^1$

素因数の和:122231

約数の個数: 16

約数和(自身を含む): 39595392

約数和(自身を除く): 18820202

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 122207, 244414, 611035, 1222070, 2077519, 4155038, 10387595, 20775190]

約数ペア:

[(1, 20775190), (2, 10387595), (5, 4155038), (10, 2077519), (17, 1222070), (34, 611035), (85, 244414), (170, 122207)]