20189968130

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{42957379}}^1$

素因数の和:42957433

約数の個数: 16

約数和(自身を含む): 37115176320

約数和(自身を除く): 16925208190

約数列:

[1, 2, 5, 10, 47, 94, 235, 470, 42957379, 85914758, 214786895, 429573790, 2018996813, 4037993626, 10094984065, 20189968130]

約数ペア:

[(1, 20189968130), (2, 10094984065), (5, 4037993626), (10, 2018996813), (47, 429573790), (94, 214786895), (235, 85914758), (470, 42957379)]