18408014781

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{296669}}^1$

素因数の和:296765

約数の個数: 32

約数和(自身を含む): 27777805440

約数和(自身を除く): 9369790659

約数列:

[1, 3, 13, 37, 39, 43, 111, 129, 481, 559, 1443, 1591, 1677, 4773, 20683, 62049, 296669, 890007, 3856697, 10976753, 11570091, 12756767, 32930259, 38270301, 142697789, 165837971, 428093367, 472000379, 497513913, 1416001137, 6136004927, 18408014781]

約数ペア:

[(1, 18408014781), (3, 6136004927), (13, 1416001137), (37, 497513913), (39, 472000379), (43, 428093367), (111, 165837971), (129, 142697789), (481, 38270301), (559, 32930259), (1443, 12756767), (1591, 11570091), (1677, 10976753), (4773, 3856697), (20683, 890007), (62049, 296669)]