38400258

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{15881}}^1$

素因数の和:15930

約数の個数: 32

約数和(自身を含む): 85381632

約数和(自身を除く): 46981374

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 62, 78, 93, 186, 403, 806, 1209, 2418, 15881, 31762, 47643, 95286, 206453, 412906, 492311, 619359, 984622, 1238718, 1476933, 2953866, 6400043, 12800086, 19200129, 38400258]

約数ペア:

[(1, 38400258), (2, 19200129), (3, 12800086), (6, 6400043), (13, 2953866), (26, 1476933), (31, 1238718), (39, 984622), (62, 619359), (78, 492311), (93, 412906), (186, 206453), (403, 95286), (806, 47643), (1209, 31762), (2418, 15881)]