19258267

素因数分解:

$7^1\times {\mathrm{19}}^2\times {\mathrm{7621}}^1$

素因数の和:7666

約数の個数: 12

約数和(自身を含む): 23231856

約数和(自身を除く): 3973589

約数列:

[1, 7, 19, 133, 361, 2527, 7621, 53347, 144799, 1013593, 2751181, 19258267]

約数ペア:

[(1, 19258267), (7, 2751181), (19, 1013593), (133, 144799), (361, 53347), (2527, 7621)]