18715458

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{43933}}^1$

素因数の和:44009

約数の個数: 16

約数和(自身を含む): 37958976

約数和(自身を除く): 19243518

約数列:

[1, 2, 3, 6, 71, 142, 213, 426, 43933, 87866, 131799, 263598, 3119243, 6238486, 9357729, 18715458]

約数ペア:

[(1, 18715458), (2, 9357729), (3, 6238486), (6, 3119243), (71, 263598), (142, 131799), (213, 87866), (426, 43933)]