18704132

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{12953}}^1$

素因数の和:12995

約数の個数: 18

約数和(自身を含む): 34548318

約数和(自身を除く): 15844186

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 12953, 25906, 51812, 246107, 492214, 984428, 4676033, 9352066, 18704132]

約数ペア:

[(1, 18704132), (2, 9352066), (4, 4676033), (19, 984428), (38, 492214), (76, 246107), (361, 51812), (722, 25906), (1444, 12953)]