20016872

素因数分解:

$2^3\times {\mathrm{157}}^1\times {\mathrm{15937}}^1$

素因数の和:16100

約数の個数: 16

約数和(自身を含む): 37773060

約数和(自身を除く): 17756188

約数列:

[1, 2, 4, 8, 157, 314, 628, 1256, 15937, 31874, 63748, 127496, 2502109, 5004218, 10008436, 20016872]

約数ペア:

[(1, 20016872), (2, 10008436), (4, 5004218), (8, 2502109), (157, 127496), (314, 63748), (628, 31874), (1256, 15937)]