19404909

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{3067}}^1$

素因数の和:3129

約数の個数: 24

約数和(自身を含む): 30311840

約数和(自身を除く): 10906931

約数列:

[1, 3, 9, 19, 37, 57, 111, 171, 333, 703, 2109, 3067, 6327, 9201, 27603, 58273, 113479, 174819, 340437, 524457, 1021311, 2156101, 6468303, 19404909]

約数ペア:

[(1, 19404909), (3, 6468303), (9, 2156101), (19, 1021311), (37, 524457), (57, 340437), (111, 174819), (171, 113479), (333, 58273), (703, 27603), (2109, 9201), (3067, 6327)]