12880076

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{1471}}^1$

素因数の和:1685

約数の個数: 24

約数和(自身を含む): 24729600

約数和(自身を除く): 11849524

約数列:

[1, 2, 4, 11, 22, 44, 199, 398, 796, 1471, 2189, 2942, 4378, 5884, 8756, 16181, 32362, 64724, 292729, 585458, 1170916, 3220019, 6440038, 12880076]

約数ペア:

[(1, 12880076), (2, 6440038), (4, 3220019), (11, 1170916), (22, 585458), (44, 292729), (199, 64724), (398, 32362), (796, 16181), (1471, 8756), (2189, 5884), (2942, 4378)]