20900336

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{27793}}^1$

素因数の和:27848

約数の個数: 20

約数和(自身を含む): 41357472

約数和(自身を除く): 20457136

約数列:

[1, 2, 4, 8, 16, 47, 94, 188, 376, 752, 27793, 55586, 111172, 222344, 444688, 1306271, 2612542, 5225084, 10450168, 20900336]

約数ペア:

[(1, 20900336), (2, 10450168), (4, 5225084), (8, 2612542), (16, 1306271), (47, 444688), (94, 222344), (188, 111172), (376, 55586), (752, 27793)]