18402188

素因数分解:

$2^2\times 7^1\times {\mathrm{571}}^1\times {\mathrm{1151}}^1$

素因数の和:1733

約数の個数: 24

約数和(自身を含む): 36900864

約数和(自身を除く): 18498676

約数列:

[1, 2, 4, 7, 14, 28, 571, 1142, 1151, 2284, 2302, 3997, 4604, 7994, 8057, 15988, 16114, 32228, 657221, 1314442, 2628884, 4600547, 9201094, 18402188]

約数ペア:

[(1, 18402188), (2, 9201094), (4, 4600547), (7, 2628884), (14, 1314442), (28, 657221), (571, 32228), (1142, 16114), (1151, 15988), (2284, 8057), (2302, 7994), (3997, 4604)]