18897124

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{181}}^1\times {\mathrm{607}}^1$

素因数の和:835

約数の個数: 24

約数和(自身を含む): 34082048

約数和(自身を除く): 15184924

約数列:

[1, 2, 4, 43, 86, 172, 181, 362, 607, 724, 1214, 2428, 7783, 15566, 26101, 31132, 52202, 104404, 109867, 219734, 439468, 4724281, 9448562, 18897124]

約数ペア:

[(1, 18897124), (2, 9448562), (4, 4724281), (43, 439468), (86, 219734), (172, 109867), (181, 104404), (362, 52202), (607, 31132), (724, 26101), (1214, 15566), (2428, 7783)]