19284208

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{17989}}^1$

素因数の和:18064

約数の個数: 20

約数和(自身を含む): 37922920

約数和(自身を除く): 18638712

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 1072, 17989, 35978, 71956, 143912, 287824, 1205263, 2410526, 4821052, 9642104, 19284208]

約数ペア:

[(1, 19284208), (2, 9642104), (4, 4821052), (8, 2410526), (16, 1205263), (67, 287824), (134, 143912), (268, 71956), (536, 35978), (1072, 17989)]