18700268526

素因数分解:

$2^1\times 3^3\times {\mathrm{73}}^1\times {\mathrm{113}}^1\times {\mathrm{41981}}^1$

素因数の和:42178

約数の個数: 64

約数和(自身を含む): 42499218240

約数和(自身を除く): 23798949714

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 73, 113, 146, 219, 226, 339, 438, 657, 678, 1017, 1314, 1971, 2034, 3051, 3942, 6102, 8249, 16498, 24747, 41981, 49494, 74241, 83962, 125943, 148482, 222723, 251886, 377829, 445446, 755658, 1133487, 2266974, 3064613, 4743853, 6129226, 9193839, 9487706, 14231559, 18387678, 27581517, 28463118, 42694677, 55163034, 82744551, 85389354, 128084031, 165489102, 256168062, 346301269, 692602538, 1038903807, 2077807614, 3116711421, 6233422842, 9350134263, 18700268526]

約数ペア:

[(1, 18700268526), (2, 9350134263), (3, 6233422842), (6, 3116711421), (9, 2077807614), (18, 1038903807), (27, 692602538), (54, 346301269), (73, 256168062), (113, 165489102), (146, 128084031), (219, 85389354), (226, 82744551), (339, 55163034), (438, 42694677), (657, 28463118), (678, 27581517), (1017, 18387678), (1314, 14231559), (1971, 9487706), (2034, 9193839), (3051, 6129226), (3942, 4743853), (6102, 3064613), (8249, 2266974), (16498, 1133487), (24747, 755658), (41981, 445446), (49494, 377829), (74241, 251886), (83962, 222723), (125943, 148482)]