194619815

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{80923}}^1$

素因数の和:80978

約数の個数: 16

約数和(自身を含む): 258309408

約数和(自身を除く): 63689593

約数列:

[1, 5, 13, 37, 65, 185, 481, 2405, 80923, 404615, 1051999, 2994151, 5259995, 14970755, 38923963, 194619815]

約数ペア:

[(1, 194619815), (5, 38923963), (13, 14970755), (37, 5259995), (65, 2994151), (185, 1051999), (481, 404615), (2405, 80923)]