20411868

素因数分解:

$2^2\times 3^1\times {\mathrm{113}}^1\times {\mathrm{15053}}^1$

素因数の和:15173

約数の個数: 24

約数和(自身を含む): 48052368

約数和(自身を除く): 27640500

約数列:

[1, 2, 3, 4, 6, 12, 113, 226, 339, 452, 678, 1356, 15053, 30106, 45159, 60212, 90318, 180636, 1700989, 3401978, 5102967, 6803956, 10205934, 20411868]

約数ペア:

[(1, 20411868), (2, 10205934), (3, 6803956), (4, 5102967), (6, 3401978), (12, 1700989), (113, 180636), (226, 90318), (339, 60212), (452, 45159), (678, 30106), (1356, 15053)]