19668593

素因数分解:

$7^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1\times {\mathrm{349}}^1$

素因数の和:536

約数の個数: 16

約数和(自身を含む): 23049600

約数和(自身を除く): 3381007

約数列:

[1, 7, 83, 97, 349, 581, 679, 2443, 8051, 28967, 33853, 56357, 202769, 236971, 2809799, 19668593]

約数ペア:

[(1, 19668593), (7, 2809799), (83, 236971), (97, 202769), (349, 56357), (581, 33853), (679, 28967), (2443, 8051)]