19933137

素因数分解:

$3^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{2957}}^1$

素因数の和:3077

約数の個数: 24

約数和(自身を含む): 33224256

約数和(自身を除く): 13291119

約数列:

[1, 3, 7, 9, 21, 63, 107, 321, 749, 963, 2247, 2957, 6741, 8871, 20699, 26613, 62097, 186291, 316399, 949197, 2214793, 2847591, 6644379, 19933137]

約数ペア:

[(1, 19933137), (3, 6644379), (7, 2847591), (9, 2214793), (21, 949197), (63, 316399), (107, 186291), (321, 62097), (749, 26613), (963, 20699), (2247, 8871), (2957, 6741)]