19355512

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1$

素因数の和:244

約数の個数: 64

約数和(自身を含む): 42197760

約数和(自身を除く): 22842248

約数列:

[1, 2, 4, 8, 11, 22, 23, 44, 46, 73, 88, 92, 131, 146, 184, 253, 262, 292, 506, 524, 584, 803, 1012, 1048, 1441, 1606, 1679, 2024, 2882, 3013, 3212, 3358, 5764, 6026, 6424, 6716, 9563, 11528, 12052, 13432, 18469, 19126, 24104, 33143, 36938, 38252, 66286, 73876, 76504, 105193, 132572, 147752, 210386, 219949, 265144, 420772, 439898, 841544, 879796, 1759592, 2419439, 4838878, 9677756, 19355512]

約数ペア:

[(1, 19355512), (2, 9677756), (4, 4838878), (8, 2419439), (11, 1759592), (22, 879796), (23, 841544), (44, 439898), (46, 420772), (73, 265144), (88, 219949), (92, 210386), (131, 147752), (146, 132572), (184, 105193), (253, 76504), (262, 73876), (292, 66286), (506, 38252), (524, 36938), (584, 33143), (803, 24104), (1012, 19126), (1048, 18469), (1441, 13432), (1606, 12052), (1679, 11528), (2024, 9563), (2882, 6716), (3013, 6424), (3212, 6026), (3358, 5764)]