18000909

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{4057}}^1$

素因数の和:4109

約数の個数: 24

約数和(自身を含む): 28487160

約数和(自身を除く): 10486251

約数列:

[1, 3, 9, 17, 29, 51, 87, 153, 261, 493, 1479, 4057, 4437, 12171, 36513, 68969, 117653, 206907, 352959, 620721, 1058877, 2000101, 6000303, 18000909]

約数ペア:

[(1, 18000909), (3, 6000303), (9, 2000101), (17, 1058877), (29, 620721), (51, 352959), (87, 206907), (153, 117653), (261, 68969), (493, 36513), (1479, 12171), (4057, 4437)]