18522945

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1153}}^1$

素因数の和:1191

約数の個数: 64

約数和(自身を含む): 39882240

約数和(自身を除く): 21359295

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 27, 35, 45, 51, 63, 85, 105, 119, 135, 153, 189, 255, 315, 357, 459, 595, 765, 945, 1071, 1153, 1785, 2295, 3213, 3459, 5355, 5765, 8071, 10377, 16065, 17295, 19601, 24213, 31131, 40355, 51885, 58803, 72639, 98005, 121065, 137207, 155655, 176409, 217917, 294015, 363195, 411621, 529227, 686035, 882045, 1089585, 1234863, 2058105, 2646135, 3704589, 6174315, 18522945]

約数ペア:

[(1, 18522945), (3, 6174315), (5, 3704589), (7, 2646135), (9, 2058105), (15, 1234863), (17, 1089585), (21, 882045), (27, 686035), (35, 529227), (45, 411621), (51, 363195), (63, 294015), (85, 217917), (105, 176409), (119, 155655), (135, 137207), (153, 121065), (189, 98005), (255, 72639), (315, 58803), (357, 51885), (459, 40355), (595, 31131), (765, 24213), (945, 19601), (1071, 17295), (1153, 16065), (1785, 10377), (2295, 8071), (3213, 5765), (3459, 5355)]