20880904

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{237283}}^1$

素因数の和:237300

約数の個数: 16

約数和(自身を含む): 42711120

約数和(自身を除く): 21830216

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 237283, 474566, 949132, 1898264, 2610113, 5220226, 10440452, 20880904]

約数ペア:

[(1, 20880904), (2, 10440452), (4, 5220226), (8, 2610113), (11, 1898264), (22, 949132), (44, 474566), (88, 237283)]