15440144

素因数分解:

$2^4\times {\mathrm{431}}^1\times {\mathrm{2239}}^1$

素因数の和:2678

約数の個数: 20

約数和(自身を含む): 29998080

約数和(自身を除く): 14557936

約数列:

[1, 2, 4, 8, 16, 431, 862, 1724, 2239, 3448, 4478, 6896, 8956, 17912, 35824, 965009, 1930018, 3860036, 7720072, 15440144]

約数ペア:

[(1, 15440144), (2, 7720072), (4, 3860036), (8, 1930018), (16, 965009), (431, 35824), (862, 17912), (1724, 8956), (2239, 6896), (3448, 4478)]