20525950192

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{593}}^1\times {\mathrm{941}}^1$

素因数の和:1583

約数の個数: 120

約数和(自身を含む): 46140328080

約数和(自身を除く): 25614377888

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 44, 76, 88, 121, 152, 176, 209, 242, 304, 418, 484, 593, 836, 941, 968, 1186, 1672, 1882, 1936, 2299, 2372, 3344, 3764, 4598, 4744, 6523, 7528, 9196, 9488, 10351, 11267, 13046, 15056, 17879, 18392, 20702, 22534, 26092, 35758, 36784, 41404, 45068, 52184, 71516, 71753, 82808, 90136, 104368, 113861, 123937, 143032, 143506, 165616, 180272, 196669, 227722, 247874, 286064, 287012, 393338, 455444, 495748, 558013, 574024, 786676, 910888, 991496, 1116026, 1148048, 1363307, 1573352, 1821776, 1982992, 2163359, 2232052, 2726614, 3146704, 4326718, 4464104, 5453228, 6138143, 8653436, 8928208, 10602247, 10906456, 12276286, 17306872, 21204494, 21812912, 24552572, 34613744, 42408988, 49105144, 67519573, 84817976, 98210288, 116624717, 135039146, 169635952, 233249434, 270078292, 466498868, 540156584, 932997736, 1080313168, 1282871887, 1865995472, 2565743774, 5131487548, 10262975096, 20525950192]

約数ペア:

[(1, 20525950192), (2, 10262975096), (4, 5131487548), (8, 2565743774), (11, 1865995472), (16, 1282871887), (19, 1080313168), (22, 932997736), (38, 540156584), (44, 466498868), (76, 270078292), (88, 233249434), (121, 169635952), (152, 135039146), (176, 116624717), (209, 98210288), (242, 84817976), (304, 67519573), (418, 49105144), (484, 42408988), (593, 34613744), (836, 24552572), (941, 21812912), (968, 21204494), (1186, 17306872), (1672, 12276286), (1882, 10906456), (1936, 10602247), (2299, 8928208), (2372, 8653436), (3344, 6138143), (3764, 5453228), (4598, 4464104), (4744, 4326718), (6523, 3146704), (7528, 2726614), (9196, 2232052), (9488, 2163359), (10351, 1982992), (11267, 1821776), (13046, 1573352), (15056, 1363307), (17879, 1148048), (18392, 1116026), (20702, 991496), (22534, 910888), (26092, 786676), (35758, 574024), (36784, 558013), (41404, 495748), (45068, 455444), (52184, 393338), (71516, 287012), (71753, 286064), (82808, 247874), (90136, 227722), (104368, 196669), (113861, 180272), (123937, 165616), (143032, 143506)]