19389231

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{353}}^1\times {\mathrm{359}}^1$

素因数の和:735

約数の個数: 24

約数和(自身を含む): 29820960

約数和(自身を除く): 10431729

約数列:

[1, 3, 9, 17, 51, 153, 353, 359, 1059, 1077, 3177, 3231, 6001, 6103, 18003, 18309, 54009, 54927, 126727, 380181, 1140543, 2154359, 6463077, 19389231]

約数ペア:

[(1, 19389231), (3, 6463077), (9, 2154359), (17, 1140543), (51, 380181), (153, 126727), (353, 54927), (359, 54009), (1059, 18309), (1077, 18003), (3177, 6103), (3231, 6001)]