20173850390

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{87712393}}^1$

素因数の和:87712423

約数の個数: 16

約数和(自身を含む): 37891754208

約数和(自身を除く): 17717903818

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 87712393, 175424786, 438561965, 877123930, 2017385039, 4034770078, 10086925195, 20173850390]

約数ペア:

[(1, 20173850390), (2, 10086925195), (5, 4034770078), (10, 2017385039), (23, 877123930), (46, 438561965), (115, 175424786), (230, 87712393)]