820209192

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{83969}}^1$

素因数の和:84026

約数の個数: 64

約数和(自身を含む): 2297419200

約数和(自身を除く): 1477210008

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 37, 44, 66, 74, 88, 111, 132, 148, 222, 264, 296, 407, 444, 814, 888, 1221, 1628, 2442, 3256, 4884, 9768, 83969, 167938, 251907, 335876, 503814, 671752, 923659, 1007628, 1847318, 2015256, 2770977, 3106853, 3694636, 5541954, 6213706, 7389272, 9320559, 11083908, 12427412, 18641118, 22167816, 24854824, 34175383, 37282236, 68350766, 74564472, 102526149, 136701532, 205052298, 273403064, 410104596, 820209192]

約数ペア:

[(1, 820209192), (2, 410104596), (3, 273403064), (4, 205052298), (6, 136701532), (8, 102526149), (11, 74564472), (12, 68350766), (22, 37282236), (24, 34175383), (33, 24854824), (37, 22167816), (44, 18641118), (66, 12427412), (74, 11083908), (88, 9320559), (111, 7389272), (132, 6213706), (148, 5541954), (222, 3694636), (264, 3106853), (296, 2770977), (407, 2015256), (444, 1847318), (814, 1007628), (888, 923659), (1221, 671752), (1628, 503814), (2442, 335876), (3256, 251907), (4884, 167938), (9768, 83969)]