20447133

素因数分解:

$3^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{11731}}^1$

素因数の和:11824

約数の個数: 16

約数和(自身を含む): 31535616

約数和(自身を除く): 11088483

約数列:

[1, 3, 7, 21, 83, 249, 581, 1743, 11731, 35193, 82117, 246351, 973673, 2921019, 6815711, 20447133]

約数ペア:

[(1, 20447133), (3, 6815711), (7, 2921019), (21, 973673), (83, 246351), (249, 82117), (581, 35193), (1743, 11731)]