19821874

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{433}}^1\times {\mathrm{487}}^1$

素因数の和:969

約数の個数: 16

約数和(自身を含む): 30498048

約数和(自身を除く): 10676174

約数列:

[1, 2, 47, 94, 433, 487, 866, 974, 20351, 22889, 40702, 45778, 210871, 421742, 9910937, 19821874]

約数ペア:

[(1, 19821874), (2, 9910937), (47, 421742), (94, 210871), (433, 45778), (487, 40702), (866, 22889), (974, 20351)]