19042539

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{211}}^1\times {\mathrm{449}}^1$

素因数の和:730

約数の個数: 16

約数和(自身を含む): 25948800

約数和(自身を除く): 6906261

約数列:

[1, 3, 67, 201, 211, 449, 633, 1347, 14137, 30083, 42411, 90249, 94739, 284217, 6347513, 19042539]

約数ペア:

[(1, 19042539), (3, 6347513), (67, 284217), (201, 94739), (211, 90249), (449, 42411), (633, 30083), (1347, 14137)]