18555213

素因数分解:

$3^1\times {\mathrm{73}}^1\times {\mathrm{193}}^1\times {\mathrm{439}}^1$

素因数の和:708

約数の個数: 16

約数和(自身を含む): 25266560

約数和(自身を除く): 6711347

約数列:

[1, 3, 73, 193, 219, 439, 579, 1317, 14089, 32047, 42267, 84727, 96141, 254181, 6185071, 18555213]

約数ペア:

[(1, 18555213), (3, 6185071), (73, 254181), (193, 96141), (219, 84727), (439, 42267), (579, 32047), (1317, 14089)]