18433413

素因数分解:

$3^4\times {\mathrm{89}}^1\times {\mathrm{2557}}^1$

素因数の和:2658

約数の個数: 20

約数和(自身を含む): 27856620

約数和(自身を除く): 9423207

約数列:

[1, 3, 9, 27, 81, 89, 267, 801, 2403, 2557, 7209, 7671, 23013, 69039, 207117, 227573, 682719, 2048157, 6144471, 18433413]

約数ペア:

[(1, 18433413), (3, 6144471), (9, 2048157), (27, 682719), (81, 227573), (89, 207117), (267, 69039), (801, 23013), (2403, 7671), (2557, 7209)]