12215856

素因数分解:

$2^4\times 3^1\times {\mathrm{157}}^1\times {\mathrm{1621}}^1$

素因数の和:1789

約数の個数: 40

約数和(自身を含む): 31778224

約数和(自身を除く): 19562368

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 157, 314, 471, 628, 942, 1256, 1621, 1884, 2512, 3242, 3768, 4863, 6484, 7536, 9726, 12968, 19452, 25936, 38904, 77808, 254497, 508994, 763491, 1017988, 1526982, 2035976, 3053964, 4071952, 6107928, 12215856]

約数ペア:

[(1, 12215856), (2, 6107928), (3, 4071952), (4, 3053964), (6, 2035976), (8, 1526982), (12, 1017988), (16, 763491), (24, 508994), (48, 254497), (157, 77808), (314, 38904), (471, 25936), (628, 19452), (942, 12968), (1256, 9726), (1621, 7536), (1884, 6484), (2512, 4863), (3242, 3768)]