20963172549

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{14149}}^1$

素因数の和:14338

約数の個数: 64

約数和(自身を含む): 34231680000

約数和(自身を除く): 13268507451

約数列:

[1, 3, 11, 17, 19, 33, 51, 57, 139, 187, 209, 323, 417, 561, 627, 969, 1529, 2363, 2641, 3553, 4587, 7089, 7923, 10659, 14149, 25993, 29051, 42447, 44897, 77979, 87153, 134691, 155639, 240533, 268831, 466917, 493867, 721599, 806493, 1481601, 1966711, 2645863, 2957141, 4570127, 5900133, 7937589, 8871423, 13710381, 21633821, 33434087, 37367509, 50271397, 64901463, 100302261, 112102527, 150814191, 367774957, 411042599, 635247653, 1103324871, 1233127797, 1905742959, 6987724183, 20963172549]

約数ペア:

[(1, 20963172549), (3, 6987724183), (11, 1905742959), (17, 1233127797), (19, 1103324871), (33, 635247653), (51, 411042599), (57, 367774957), (139, 150814191), (187, 112102527), (209, 100302261), (323, 64901463), (417, 50271397), (561, 37367509), (627, 33434087), (969, 21633821), (1529, 13710381), (2363, 8871423), (2641, 7937589), (3553, 5900133), (4587, 4570127), (7089, 2957141), (7923, 2645863), (10659, 1966711), (14149, 1481601), (25993, 806493), (29051, 721599), (42447, 493867), (44897, 466917), (77979, 268831), (87153, 240533), (134691, 155639)]