17919602

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1\times {\mathrm{883}}^1$

素因数の和:1097

約数の個数: 16

約数和(自身を含む): 27474720

約数和(自身を除く): 9555118

約数列:

[1, 2, 73, 139, 146, 278, 883, 1766, 10147, 20294, 64459, 122737, 128918, 245474, 8959801, 17919602]

約数ペア:

[(1, 17919602), (2, 8959801), (73, 245474), (139, 128918), (146, 122737), (278, 64459), (883, 20294), (1766, 10147)]