19503258

素因数分解:

$2^1\times 3^1\times {\mathrm{53}}^1\times {\mathrm{61331}}^1$

素因数の和:61389

約数の個数: 16

約数和(自身を含む): 39743136

約数和(自身を除く): 20239878

約数列:

[1, 2, 3, 6, 53, 106, 159, 318, 61331, 122662, 183993, 367986, 3250543, 6501086, 9751629, 19503258]

約数ペア:

[(1, 19503258), (2, 9751629), (3, 6501086), (6, 3250543), (53, 367986), (106, 183993), (159, 122662), (318, 61331)]