18739809

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{63097}}^1$

素因数の和:63117

約数の個数: 16

約数和(自身を含む): 30287040

約数和(自身を除く): 11547231

約数列:

[1, 3, 9, 11, 27, 33, 99, 297, 63097, 189291, 567873, 694067, 1703619, 2082201, 6246603, 18739809]

約数ペア:

[(1, 18739809), (3, 6246603), (9, 2082201), (11, 1703619), (27, 694067), (33, 567873), (99, 189291), (297, 63097)]