18804918

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{4013}}^1$

素因数の和:4100

約数の個数: 32

約数和(自身を含む): 41617152

約数和(自身を除く): 22812234

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 71, 142, 213, 426, 781, 1562, 2343, 4013, 4686, 8026, 12039, 24078, 44143, 88286, 132429, 264858, 284923, 569846, 854769, 1709538, 3134153, 6268306, 9402459, 18804918]

約数ペア:

[(1, 18804918), (2, 9402459), (3, 6268306), (6, 3134153), (11, 1709538), (22, 854769), (33, 569846), (66, 284923), (71, 264858), (142, 132429), (213, 88286), (426, 44143), (781, 24078), (1562, 12039), (2343, 8026), (4013, 4686)]