2019906207

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{197}}^1$

素因数の和:338

約数の個数: 128

約数和(自身を含む): 3649536000

約数和(自身を除く): 1629629793

約数列:

[1, 3, 9, 11, 19, 23, 27, 33, 57, 69, 79, 99, 171, 197, 207, 209, 237, 253, 297, 437, 513, 591, 621, 627, 711, 759, 869, 1311, 1501, 1773, 1817, 1881, 2133, 2167, 2277, 2607, 3743, 3933, 4503, 4531, 4807, 5319, 5451, 5643, 6501, 6831, 7821, 11229, 11799, 13509, 13593, 14421, 15563, 16353, 16511, 19503, 19987, 23463, 33687, 34523, 40527, 40779, 41173, 43263, 46689, 49059, 49533, 49841, 58509, 59961, 86089, 101061, 103569, 122337, 123519, 129789, 140067, 148599, 149523, 171193, 179883, 258267, 295697, 310707, 357949, 370557, 379753, 420201, 445797, 448569, 513579, 539649, 774801, 887091, 932121, 946979, 1073847, 1111671, 1139259, 1345707, 1540737, 2324403, 2661273, 2840937, 3221541, 3252667, 3417777, 3937439, 4622211, 6801031, 7983819, 8522811, 9664623, 9758001, 10253331, 11812317, 20403093, 25568433, 29274003, 35436951, 61209279, 74811341, 87822009, 106310853, 183627837, 224434023, 673302069, 2019906207]

約数ペア:

[(1, 2019906207), (3, 673302069), (9, 224434023), (11, 183627837), (19, 106310853), (23, 87822009), (27, 74811341), (33, 61209279), (57, 35436951), (69, 29274003), (79, 25568433), (99, 20403093), (171, 11812317), (197, 10253331), (207, 9758001), (209, 9664623), (237, 8522811), (253, 7983819), (297, 6801031), (437, 4622211), (513, 3937439), (591, 3417777), (621, 3252667), (627, 3221541), (711, 2840937), (759, 2661273), (869, 2324403), (1311, 1540737), (1501, 1345707), (1773, 1139259), (1817, 1111671), (1881, 1073847), (2133, 946979), (2167, 932121), (2277, 887091), (2607, 774801), (3743, 539649), (3933, 513579), (4503, 448569), (4531, 445797), (4807, 420201), (5319, 379753), (5451, 370557), (5643, 357949), (6501, 310707), (6831, 295697), (7821, 258267), (11229, 179883), (11799, 171193), (13509, 149523), (13593, 148599), (14421, 140067), (15563, 129789), (16353, 123519), (16511, 122337), (19503, 103569), (19987, 101061), (23463, 86089), (33687, 59961), (34523, 58509), (40527, 49841), (40779, 49533), (41173, 49059), (43263, 46689)]