19463409

素因数分解:

$3^4\times 7^1\times {\mathrm{34327}}^1$

素因数の和:34346

約数の個数: 20

約数和(自身を含む): 33229504

約数和(自身を除く): 13766095

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 34327, 102981, 240289, 308943, 720867, 926829, 2162601, 2780487, 6487803, 19463409]

約数ペア:

[(1, 19463409), (3, 6487803), (7, 2780487), (9, 2162601), (21, 926829), (27, 720867), (63, 308943), (81, 240289), (189, 102981), (567, 34327)]