19414551

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{149}}^1\times {\mathrm{257}}^1$

素因数の和:435

約数の個数: 24

約数和(自身を含む): 28328400

約数和(自身を除く): 8913849

約数列:

[1, 3, 13, 39, 149, 169, 257, 447, 507, 771, 1937, 3341, 5811, 10023, 25181, 38293, 43433, 75543, 114879, 130299, 497809, 1493427, 6471517, 19414551]

約数ペア:

[(1, 19414551), (3, 6471517), (13, 1493427), (39, 497809), (149, 130299), (169, 114879), (257, 75543), (447, 43433), (507, 38293), (771, 25181), (1937, 10023), (3341, 5811)]