19221167

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{1579}}^1$

素因数の和:1670

約数の個数: 16

約数和(自身を含む): 23055360

約数和(自身を除く): 3834193

約数列:

[1, 7, 37, 47, 259, 329, 1579, 1739, 11053, 12173, 58423, 74213, 408961, 519491, 2745881, 19221167]

約数ペア:

[(1, 19221167), (7, 2745881), (37, 519491), (47, 408961), (259, 74213), (329, 58423), (1579, 12173), (1739, 11053)]