19230407

素因数分解:

$7^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1\times {\mathrm{313}}^1$

素因数の和:518

約数の個数: 16

約数和(自身を含む): 22547712

約数和(自身を除く): 3317305

約数列:

[1, 7, 67, 131, 313, 469, 917, 2191, 8777, 20971, 41003, 61439, 146797, 287021, 2747201, 19230407]

約数ペア:

[(1, 19230407), (7, 2747201), (67, 287021), (131, 146797), (313, 61439), (469, 41003), (917, 20971), (2191, 8777)]