19783741758

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^3\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{509}}^1$

素因数の和:735

約数の個数: 128

約数和(自身を含む): 45300142080

約数和(自身を除く): 25516400322

約数列:

[1, 2, 3, 6, 11, 22, 31, 33, 62, 66, 93, 121, 157, 186, 242, 314, 341, 363, 471, 509, 682, 726, 942, 1018, 1023, 1331, 1527, 1727, 2046, 2662, 3054, 3454, 3751, 3993, 4867, 5181, 5599, 7502, 7986, 9734, 10362, 11198, 11253, 14601, 15779, 16797, 18997, 22506, 29202, 31558, 33594, 37994, 41261, 47337, 53537, 56991, 61589, 79913, 82522, 94674, 107074, 113982, 123178, 123783, 159826, 160611, 173569, 184767, 208967, 239739, 247566, 321222, 347138, 369534, 417934, 479478, 520707, 588907, 626901, 677479, 879043, 1041414, 1177814, 1253802, 1354958, 1758086, 1766721, 1909259, 2032437, 2477303, 2637129, 3533442, 3818518, 4064874, 4954606, 5274258, 5727777, 6477977, 7431909, 9669473, 11455554, 12955954, 14863818, 19338946, 19433931, 21001849, 27250333, 29008419, 38867862, 42003698, 54500666, 58016838, 63005547, 81750999, 106364203, 126011094, 163501998, 212728406, 299753663, 319092609, 599507326, 638185218, 899260989, 1798521978, 3297290293, 6594580586, 9891870879, 19783741758]

約数ペア:

[(1, 19783741758), (2, 9891870879), (3, 6594580586), (6, 3297290293), (11, 1798521978), (22, 899260989), (31, 638185218), (33, 599507326), (62, 319092609), (66, 299753663), (93, 212728406), (121, 163501998), (157, 126011094), (186, 106364203), (242, 81750999), (314, 63005547), (341, 58016838), (363, 54500666), (471, 42003698), (509, 38867862), (682, 29008419), (726, 27250333), (942, 21001849), (1018, 19433931), (1023, 19338946), (1331, 14863818), (1527, 12955954), (1727, 11455554), (2046, 9669473), (2662, 7431909), (3054, 6477977), (3454, 5727777), (3751, 5274258), (3993, 4954606), (4867, 4064874), (5181, 3818518), (5599, 3533442), (7502, 2637129), (7986, 2477303), (9734, 2032437), (10362, 1909259), (11198, 1766721), (11253, 1758086), (14601, 1354958), (15779, 1253802), (16797, 1177814), (18997, 1041414), (22506, 879043), (29202, 677479), (31558, 626901), (33594, 588907), (37994, 520707), (41261, 479478), (47337, 417934), (53537, 369534), (56991, 347138), (61589, 321222), (79913, 247566), (82522, 239739), (94674, 208967), (107074, 184767), (113982, 173569), (123178, 160611), (123783, 159826)]