20863760690

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{90712003}}^1$

素因数の和:90712033

約数の個数: 16

約数和(自身を含む): 39187585728

約数和(自身を除く): 18323825038

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 90712003, 181424006, 453560015, 907120030, 2086376069, 4172752138, 10431880345, 20863760690]

約数ペア:

[(1, 20863760690), (2, 10431880345), (5, 4172752138), (10, 2086376069), (23, 907120030), (46, 453560015), (115, 181424006), (230, 90712003)]