18090530

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{42071}}^1$

素因数の和:42121

約数の個数: 16

約数和(自身を含む): 33321024

約数和(自身を除く): 15230494

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 42071, 84142, 210355, 420710, 1809053, 3618106, 9045265, 18090530]

約数ペア:

[(1, 18090530), (2, 9045265), (5, 3618106), (10, 1809053), (43, 420710), (86, 210355), (215, 84142), (430, 42071)]