20899681431

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{167}}^1\times {\mathrm{887573}}^1$

素因数の和:887790

約数の個数: 16

約数和(自身を含む): 28629586944

約数和(自身を除く): 7729905513

約数列:

[1, 3, 47, 141, 167, 501, 7849, 23547, 887573, 2662719, 41715931, 125147793, 148224691, 444674073, 6966560477, 20899681431]

約数ペア:

[(1, 20899681431), (3, 6966560477), (47, 444674073), (141, 148224691), (167, 125147793), (501, 41715931), (7849, 2662719), (23547, 887573)]