19005217

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{4657}}^1$

素因数の和:4728

約数の個数: 16

約数和(自身を含む): 24147072

約数和(自身を除く): 5141855

約数列:

[1, 7, 11, 53, 77, 371, 583, 4081, 4657, 32599, 51227, 246821, 358589, 1727747, 2715031, 19005217]

約数ペア:

[(1, 19005217), (7, 2715031), (11, 1727747), (53, 358589), (77, 246821), (371, 51227), (583, 32599), (4081, 4657)]