12643816

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{431}}^1$

素因数の和:649

約数の個数: 32

約数和(自身を含む): 25142400

約数和(自身を除く): 12498584

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 193, 386, 431, 772, 862, 1544, 1724, 3448, 3667, 7334, 8189, 14668, 16378, 29336, 32756, 65512, 83183, 166366, 332732, 665464, 1580477, 3160954, 6321908, 12643816]

約数ペア:

[(1, 12643816), (2, 6321908), (4, 3160954), (8, 1580477), (19, 665464), (38, 332732), (76, 166366), (152, 83183), (193, 65512), (386, 32756), (431, 29336), (772, 16378), (862, 14668), (1544, 8189), (1724, 7334), (3448, 3667)]