19711242

素因数分解:

$2^1\times 3^3\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{307}}^1$

素因数の和:388

約数の個数: 64

約数和(自身を含む): 46569600

約数和(自身を除く): 26858358

約数列:

[1, 2, 3, 6, 9, 18, 27, 29, 41, 54, 58, 82, 87, 123, 174, 246, 261, 307, 369, 522, 614, 738, 783, 921, 1107, 1189, 1566, 1842, 2214, 2378, 2763, 3567, 5526, 7134, 8289, 8903, 10701, 12587, 16578, 17806, 21402, 25174, 26709, 32103, 37761, 53418, 64206, 75522, 80127, 113283, 160254, 226566, 240381, 339849, 365023, 480762, 679698, 730046, 1095069, 2190138, 3285207, 6570414, 9855621, 19711242]

約数ペア:

[(1, 19711242), (2, 9855621), (3, 6570414), (6, 3285207), (9, 2190138), (18, 1095069), (27, 730046), (29, 679698), (41, 480762), (54, 365023), (58, 339849), (82, 240381), (87, 226566), (123, 160254), (174, 113283), (246, 80127), (261, 75522), (307, 64206), (369, 53418), (522, 37761), (614, 32103), (738, 26709), (783, 25174), (921, 21402), (1107, 17806), (1189, 16578), (1566, 12587), (1842, 10701), (2214, 8903), (2378, 8289), (2763, 7134), (3567, 5526)]