20349530

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{49633}}^1$

素因数の和:49681

約数の個数: 16

約数和(自身を含む): 37523304

約数和(自身を除く): 17173774

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 49633, 99266, 248165, 496330, 2034953, 4069906, 10174765, 20349530]

約数ペア:

[(1, 20349530), (2, 10174765), (5, 4069906), (10, 2034953), (41, 496330), (82, 248165), (205, 99266), (410, 49633)]