19043343

素因数分解:

$3^4\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{67}}^1$

素因数の和:130

約数の個数: 60

約数和(自身を含む): 32829720

約数和(自身を除く): 13786377

約数列:

[1, 3, 9, 11, 27, 29, 33, 67, 81, 87, 99, 121, 201, 261, 297, 319, 363, 603, 737, 783, 891, 957, 1089, 1809, 1943, 2211, 2349, 2871, 3267, 3509, 5427, 5829, 6633, 8107, 8613, 9801, 10527, 17487, 19899, 21373, 24321, 25839, 31581, 52461, 59697, 64119, 72963, 94743, 157383, 192357, 218889, 235103, 284229, 577071, 656667, 705309, 1731213, 2115927, 6347781, 19043343]

約数ペア:

[(1, 19043343), (3, 6347781), (9, 2115927), (11, 1731213), (27, 705309), (29, 656667), (33, 577071), (67, 284229), (81, 235103), (87, 218889), (99, 192357), (121, 157383), (201, 94743), (261, 72963), (297, 64119), (319, 59697), (363, 52461), (603, 31581), (737, 25839), (783, 24321), (891, 21373), (957, 19899), (1089, 17487), (1809, 10527), (1943, 9801), (2211, 8613), (2349, 8107), (2871, 6633), (3267, 5829), (3509, 5427)]