19663743

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{6143}}^1$

素因数の和:6254

約数の個数: 16

約数和(自身を含む): 28901376

約数和(自身を除く): 9237633

約数列:

[1, 3, 11, 33, 97, 291, 1067, 3201, 6143, 18429, 67573, 202719, 595871, 1787613, 6554581, 19663743]

約数ペア:

[(1, 19663743), (3, 6554581), (11, 1787613), (33, 595871), (97, 202719), (291, 67573), (1067, 18429), (3201, 6143)]