19308443

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{8089}}^1$

素因数の和:8138

約数の個数: 16

約数和(自身を含む): 24852480

約数和(自身を除く): 5544037

約数列:

[1, 7, 11, 31, 77, 217, 341, 2387, 8089, 56623, 88979, 250759, 622853, 1755313, 2758349, 19308443]

約数ペア:

[(1, 19308443), (7, 2758349), (11, 1755313), (31, 622853), (77, 250759), (217, 88979), (341, 56623), (2387, 8089)]