18929547

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{797}}^1$

素因数の和:852

約数の個数: 48

約数和(自身を含む): 34856640

約数和(自身を除く): 15927093

約数列:

[1, 3, 7, 9, 13, 21, 29, 39, 63, 87, 91, 117, 203, 261, 273, 377, 609, 797, 819, 1131, 1827, 2391, 2639, 3393, 5579, 7173, 7917, 10361, 16737, 23113, 23751, 31083, 50211, 69339, 72527, 93249, 161791, 208017, 217581, 300469, 485373, 652743, 901407, 1456119, 2103283, 2704221, 6309849, 18929547]

約数ペア:

[(1, 18929547), (3, 6309849), (7, 2704221), (9, 2103283), (13, 1456119), (21, 901407), (29, 652743), (39, 485373), (63, 300469), (87, 217581), (91, 208017), (117, 161791), (203, 93249), (261, 72527), (273, 69339), (377, 50211), (609, 31083), (797, 23751), (819, 23113), (1131, 16737), (1827, 10361), (2391, 7917), (2639, 7173), (3393, 5579)]