18015081

素因数分解:

$3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{10859}}^1$

素因数の和:10948

約数の個数: 16

約数和(自身を含む): 27801600

約数和(自身を除く): 9786519

約数列:

[1, 3, 7, 21, 79, 237, 553, 1659, 10859, 32577, 76013, 228039, 857861, 2573583, 6005027, 18015081]

約数ペア:

[(1, 18015081), (3, 6005027), (7, 2573583), (21, 857861), (79, 228039), (237, 76013), (553, 32577), (1659, 10859)]