19227103

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{307}}^1\times {\mathrm{389}}^1$

素因数の和:726

約数の個数: 16

約数和(自身を含む): 23063040

約数和(自身を除く): 3835937

約数列:

[1, 7, 23, 161, 307, 389, 2149, 2723, 7061, 8947, 49427, 62629, 119423, 835961, 2746729, 19227103]

約数ペア:

[(1, 19227103), (7, 2746729), (23, 835961), (161, 119423), (307, 62629), (389, 49427), (2149, 8947), (2723, 7061)]