18619722

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^2\times {\mathrm{83}}^1\times {\mathrm{103}}^1$

素因数の和:216

約数の個数: 72

約数和(自身を含む): 45313632

約数和(自身を除く): 26693910

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 83, 99, 103, 121, 166, 198, 206, 242, 249, 309, 363, 498, 618, 726, 747, 913, 927, 1089, 1133, 1494, 1826, 1854, 2178, 2266, 2739, 3399, 5478, 6798, 8217, 8549, 10043, 10197, 12463, 16434, 17098, 20086, 20394, 24926, 25647, 30129, 37389, 51294, 60258, 74778, 76941, 90387, 94039, 112167, 153882, 180774, 188078, 224334, 282117, 564234, 846351, 1034429, 1692702, 2068858, 3103287, 6206574, 9309861, 18619722]

約数ペア:

[(1, 18619722), (2, 9309861), (3, 6206574), (6, 3103287), (9, 2068858), (11, 1692702), (18, 1034429), (22, 846351), (33, 564234), (66, 282117), (83, 224334), (99, 188078), (103, 180774), (121, 153882), (166, 112167), (198, 94039), (206, 90387), (242, 76941), (249, 74778), (309, 60258), (363, 51294), (498, 37389), (618, 30129), (726, 25647), (747, 24926), (913, 20394), (927, 20086), (1089, 17098), (1133, 16434), (1494, 12463), (1826, 10197), (1854, 10043), (2178, 8549), (2266, 8217), (2739, 6798), (3399, 5478)]