20121097869

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{11969}}^1$

素因数の和:12139

約数の個数: 64

約数和(自身を含む): 32749920000

約数和(自身を除く): 12628822131

約数列:

[1, 3, 9, 19, 27, 29, 57, 87, 113, 171, 261, 339, 513, 551, 783, 1017, 1653, 2147, 3051, 3277, 4959, 6441, 9831, 11969, 14877, 19323, 29493, 35907, 57969, 62263, 88479, 107721, 186789, 227411, 323163, 347101, 560367, 682233, 1041303, 1352497, 1681101, 2046699, 3123909, 4057491, 6140097, 6594919, 9371727, 12172473, 19784757, 25697443, 36517419, 39222413, 59354271, 77092329, 117667239, 178062813, 231276987, 353001717, 693830961, 745225847, 1059005151, 2235677541, 6707032623, 20121097869]

約数ペア:

[(1, 20121097869), (3, 6707032623), (9, 2235677541), (19, 1059005151), (27, 745225847), (29, 693830961), (57, 353001717), (87, 231276987), (113, 178062813), (171, 117667239), (261, 77092329), (339, 59354271), (513, 39222413), (551, 36517419), (783, 25697443), (1017, 19784757), (1653, 12172473), (2147, 9371727), (3051, 6594919), (3277, 6140097), (4959, 4057491), (6441, 3123909), (9831, 2046699), (11969, 1681101), (14877, 1352497), (19323, 1041303), (29493, 682233), (35907, 560367), (57969, 347101), (62263, 323163), (88479, 227411), (107721, 186789)]