19361321

素因数分解:

$7^3\times {\mathrm{47}}^1\times {\mathrm{1201}}^1$

素因数の和:1269

約数の個数: 16

約数和(自身を含む): 23078400

約数和(自身を除く): 3717079

約数列:

[1, 7, 47, 49, 329, 343, 1201, 2303, 8407, 16121, 56447, 58849, 395129, 411943, 2765903, 19361321]

約数ペア:

[(1, 19361321), (7, 2765903), (47, 411943), (49, 395129), (329, 58849), (343, 56447), (1201, 16121), (2303, 8407)]