19127628

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1777}}^1$

素因数の和:1823

約数の個数: 72

約数和(自身を含む): 54364128

約数和(自身を除く): 35236500

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 23, 26, 36, 39, 46, 52, 69, 78, 92, 117, 138, 156, 207, 234, 276, 299, 414, 468, 598, 828, 897, 1196, 1777, 1794, 2691, 3554, 3588, 5331, 5382, 7108, 10662, 10764, 15993, 21324, 23101, 31986, 40871, 46202, 63972, 69303, 81742, 92404, 122613, 138606, 163484, 207909, 245226, 277212, 367839, 415818, 490452, 531323, 735678, 831636, 1062646, 1471356, 1593969, 2125292, 3187938, 4781907, 6375876, 9563814, 19127628]

約数ペア:

[(1, 19127628), (2, 9563814), (3, 6375876), (4, 4781907), (6, 3187938), (9, 2125292), (12, 1593969), (13, 1471356), (18, 1062646), (23, 831636), (26, 735678), (36, 531323), (39, 490452), (46, 415818), (52, 367839), (69, 277212), (78, 245226), (92, 207909), (117, 163484), (138, 138606), (156, 122613), (207, 92404), (234, 81742), (276, 69303), (299, 63972), (414, 46202), (468, 40871), (598, 31986), (828, 23101), (897, 21324), (1196, 15993), (1777, 10764), (1794, 10662), (2691, 7108), (3554, 5382), (3588, 5331)]