20586438

素因数分解:

$2^1\times 3^2\times {\mathrm{73}}^1\times {\mathrm{15667}}^1$

素因数の和:15748

約数の個数: 24

約数和(自身を含む): 45217848

約数和(自身を除く): 24631410

約数列:

[1, 2, 3, 6, 9, 18, 73, 146, 219, 438, 657, 1314, 15667, 31334, 47001, 94002, 141003, 282006, 1143691, 2287382, 3431073, 6862146, 10293219, 20586438]

約数ペア:

[(1, 20586438), (2, 10293219), (3, 6862146), (6, 3431073), (9, 2287382), (18, 1143691), (73, 282006), (146, 141003), (219, 94002), (438, 47001), (657, 31334), (1314, 15667)]