16680188

素因数分解:

$2^2\times 7^2\times {\mathrm{85103}}^1$

素因数の和:85121

約数の個数: 18

約数和(自身を含む): 33956496

約数和(自身を除く): 17276308

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 85103, 170206, 340412, 595721, 1191442, 2382884, 4170047, 8340094, 16680188]

約数ペア:

[(1, 16680188), (2, 8340094), (4, 4170047), (7, 2382884), (14, 1191442), (28, 595721), (49, 340412), (98, 170206), (196, 85103)]