19600218

素因数分解:

$2^1\times 3^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{647}}^1$

素因数の和:689

約数の個数: 80

約数和(自身を含む): 50808384

約数和(自身を除く): 31208166

約数列:

[1, 2, 3, 6, 9, 11, 17, 18, 22, 27, 33, 34, 51, 54, 66, 81, 99, 102, 153, 162, 187, 198, 297, 306, 374, 459, 561, 594, 647, 891, 918, 1122, 1294, 1377, 1683, 1782, 1941, 2754, 3366, 3882, 5049, 5823, 7117, 10098, 10999, 11646, 14234, 15147, 17469, 21351, 21998, 30294, 32997, 34938, 42702, 52407, 64053, 65994, 98991, 104814, 120989, 128106, 192159, 197982, 241978, 296973, 362967, 384318, 576477, 593946, 725934, 890919, 1088901, 1152954, 1781838, 2177802, 3266703, 6533406, 9800109, 19600218]

約数ペア:

[(1, 19600218), (2, 9800109), (3, 6533406), (6, 3266703), (9, 2177802), (11, 1781838), (17, 1152954), (18, 1088901), (22, 890919), (27, 725934), (33, 593946), (34, 576477), (51, 384318), (54, 362967), (66, 296973), (81, 241978), (99, 197982), (102, 192159), (153, 128106), (162, 120989), (187, 104814), (198, 98991), (297, 65994), (306, 64053), (374, 52407), (459, 42702), (561, 34938), (594, 32997), (647, 30294), (891, 21998), (918, 21351), (1122, 17469), (1294, 15147), (1377, 14234), (1683, 11646), (1782, 10999), (1941, 10098), (2754, 7117), (3366, 5823), (3882, 5049)]