20123034321

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{9293}}^1\times {\mathrm{4271}}^1$

素因数の和:13593

約数の個数: 24

約数和(自身を含む): 29063304576

約数和(自身を除く): 8940270255

約数列:

[1, 3, 13, 39, 169, 507, 4271, 9293, 12813, 27879, 55523, 120809, 166569, 362427, 721799, 1570517, 2165397, 4711551, 39690403, 119071209, 515975239, 1547925717, 6707678107, 20123034321]

約数ペア:

[(1, 20123034321), (3, 6707678107), (13, 1547925717), (39, 515975239), (169, 119071209), (507, 39690403), (4271, 4711551), (9293, 2165397), (12813, 1570517), (27879, 721799), (55523, 362427), (120809, 166569)]