18900904

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{214783}}^1$

素因数の和:214800

約数の個数: 16

約数和(自身を含む): 38661120

約数和(自身を除く): 19760216

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 214783, 429566, 859132, 1718264, 2362613, 4725226, 9450452, 18900904]

約数ペア:

[(1, 18900904), (2, 9450452), (4, 4725226), (8, 2362613), (11, 1718264), (22, 859132), (44, 429566), (88, 214783)]