16863138

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{21787}}^1$

素因数の和:21838

約数の個数: 24

約数和(自身を含む): 37388208

約数和(自身を除く): 20525070

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 258, 387, 774, 21787, 43574, 65361, 130722, 196083, 392166, 936841, 1873682, 2810523, 5621046, 8431569, 16863138]

約数ペア:

[(1, 16863138), (2, 8431569), (3, 5621046), (6, 2810523), (9, 1873682), (18, 936841), (43, 392166), (86, 196083), (129, 130722), (258, 65361), (387, 43574), (774, 21787)]