19983138

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{475789}}^1$

素因数の和:475801

約数の個数: 16

約数和(自身を含む): 45675840

約数和(自身を除く): 25692702

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 475789, 951578, 1427367, 2854734, 3330523, 6661046, 9991569, 19983138]

約数ペア:

[(1, 19983138), (2, 9991569), (3, 6661046), (6, 3330523), (7, 2854734), (14, 1427367), (21, 951578), (42, 475789)]