20348214691

素因数分解:

$7^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1\times {\mathrm{253633}}^1$

素因数の和:253870

約数の個数: 16

約数和(自身を含む): 23723909824

約数和(自身を除く): 3375695133

約数列:

[1, 7, 73, 157, 511, 1099, 11461, 80227, 253633, 1775431, 18515209, 39820381, 129606463, 278742667, 2906887813, 20348214691]

約数ペア:

[(1, 20348214691), (7, 2906887813), (73, 278742667), (157, 129606463), (511, 39820381), (1099, 18515209), (11461, 1775431), (80227, 253633)]