19097211

素因数分解:

$3^1\times 7^3\times {\mathrm{67}}^1\times {\mathrm{277}}^1$

素因数の和:368

約数の個数: 32

約数和(自身を含む): 30246400

約数和(自身を除く): 11149189

約数列:

[1, 3, 7, 21, 49, 67, 147, 201, 277, 343, 469, 831, 1029, 1407, 1939, 3283, 5817, 9849, 13573, 18559, 22981, 40719, 55677, 68943, 95011, 129913, 285033, 389739, 909391, 2728173, 6365737, 19097211]

約数ペア:

[(1, 19097211), (3, 6365737), (7, 2728173), (21, 909391), (49, 389739), (67, 285033), (147, 129913), (201, 95011), (277, 68943), (343, 55677), (469, 40719), (831, 22981), (1029, 18559), (1407, 13573), (1939, 9849), (3283, 5817)]