18281439

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{9719}}^1$

素因数の和:9755

約数の個数: 24

約数和(自身を含む): 30326400

約数和(自身を除く): 12044961

約数列:

[1, 3, 9, 11, 19, 33, 57, 99, 171, 209, 627, 1881, 9719, 29157, 87471, 106909, 184661, 320727, 553983, 962181, 1661949, 2031271, 6093813, 18281439]

約数ペア:

[(1, 18281439), (3, 6093813), (9, 2031271), (11, 1661949), (19, 962181), (33, 553983), (57, 320727), (99, 184661), (171, 106909), (209, 87471), (627, 29157), (1881, 9719)]