20193048239

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{2837}}^1$

素因数の和:3024

約数の個数: 64

約数和(自身を含む): 27188130816

約数和(自身を除く): 6995082577

約数列:

[1, 7, 13, 17, 43, 91, 107, 119, 221, 301, 559, 731, 749, 1391, 1547, 1819, 2837, 3913, 4601, 5117, 9503, 9737, 12733, 19859, 23647, 32207, 36881, 48229, 59813, 66521, 78217, 121991, 165529, 258167, 303559, 337603, 418691, 547519, 626977, 853937, 1016821, 1585883, 2073847, 2124913, 3946267, 4388839, 5160503, 7117747, 11101181, 13053037, 14516929, 26960011, 27623869, 36123521, 67086539, 91371259, 169689481, 188720077, 221901629, 469605773, 1187826367, 1553311403, 2884721177, 20193048239]

約数ペア:

[(1, 20193048239), (7, 2884721177), (13, 1553311403), (17, 1187826367), (43, 469605773), (91, 221901629), (107, 188720077), (119, 169689481), (221, 91371259), (301, 67086539), (559, 36123521), (731, 27623869), (749, 26960011), (1391, 14516929), (1547, 13053037), (1819, 11101181), (2837, 7117747), (3913, 5160503), (4601, 4388839), (5117, 3946267), (9503, 2124913), (9737, 2073847), (12733, 1585883), (19859, 1016821), (23647, 853937), (32207, 626977), (36881, 547519), (48229, 418691), (59813, 337603), (66521, 303559), (78217, 258167), (121991, 165529)]