18722733

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{1447}}^1$

素因数の和:1696

約数の個数: 16

約数和(自身を含む): 26411520

約数和(自身を除く): 7688787

約数列:

[1, 3, 19, 57, 227, 681, 1447, 4313, 4341, 12939, 27493, 82479, 328469, 985407, 6240911, 18722733]

約数ペア:

[(1, 18722733), (3, 6240911), (19, 985407), (57, 328469), (227, 82479), (681, 27493), (1447, 12939), (4313, 4341)]