19163151

素因数分解:

$3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{8221}}^1$

素因数の和:8271

約数の個数: 24

約数和(自身を含む): 32493344

約数和(自身を除く): 13330193

約数列:

[1, 3, 7, 9, 21, 37, 63, 111, 259, 333, 777, 2331, 8221, 24663, 57547, 73989, 172641, 304177, 517923, 912531, 2129239, 2737593, 6387717, 19163151]

約数ペア:

[(1, 19163151), (3, 6387717), (7, 2737593), (9, 2129239), (21, 912531), (37, 517923), (63, 304177), (111, 172641), (259, 73989), (333, 57547), (777, 24663), (2331, 8221)]