19304551

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{839}}^1$

素因数の和:1038

約数の個数: 16

約数和(自身を含む): 23385600

約数和(自身を除く): 4081049

約数列:

[1, 7, 19, 133, 173, 839, 1211, 3287, 5873, 15941, 23009, 111587, 145147, 1016029, 2757793, 19304551]

約数ペア:

[(1, 19304551), (7, 2757793), (19, 1016029), (133, 145147), (173, 111587), (839, 23009), (1211, 15941), (3287, 5873)]