18804946809

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1543}}^1\times {\mathrm{16057}}^1$

素因数の和:17637

約数の個数: 32

約数和(自身を含む): 28562171904

約数和(自身を除く): 9757225095

約数列:

[1, 3, 11, 23, 33, 69, 253, 759, 1543, 4629, 16057, 16973, 35489, 48171, 50919, 106467, 176627, 369311, 390379, 529881, 1107933, 1171137, 4062421, 12187263, 24775951, 74327853, 272535461, 569846873, 817606383, 1709540619, 6268315603, 18804946809]

約数ペア:

[(1, 18804946809), (3, 6268315603), (11, 1709540619), (23, 817606383), (33, 569846873), (69, 272535461), (253, 74327853), (759, 24775951), (1543, 12187263), (4629, 4062421), (16057, 1171137), (16973, 1107933), (35489, 529881), (48171, 390379), (50919, 369311), (106467, 176627)]