19703061

素因数分解:

$3^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1709}}^1$

素因数の和:1786

約数の個数: 32

約数和(自身を含む): 33926400

約数和(自身を除く): 14223339

約数列:

[1, 3, 7, 9, 21, 27, 61, 63, 183, 189, 427, 549, 1281, 1647, 1709, 3843, 5127, 11529, 11963, 15381, 35889, 46143, 104249, 107667, 312747, 323001, 729743, 938241, 2189229, 2814723, 6567687, 19703061]

約数ペア:

[(1, 19703061), (3, 6567687), (7, 2814723), (9, 2189229), (21, 938241), (27, 729743), (61, 323001), (63, 312747), (183, 107667), (189, 104249), (427, 46143), (549, 35889), (1281, 15381), (1647, 11963), (1709, 11529), (3843, 5127)]