18938097

素因数分解:

$3^3\times {\mathrm{353}}^1\times {\mathrm{1987}}^1$

素因数の和:2349

約数の個数: 16

約数和(自身を含む): 28150080

約数和(自身を除く): 9211983

約数列:

[1, 3, 9, 27, 353, 1059, 1987, 3177, 5961, 9531, 17883, 53649, 701411, 2104233, 6312699, 18938097]

約数ペア:

[(1, 18938097), (3, 6312699), (9, 2104233), (27, 701411), (353, 53649), (1059, 17883), (1987, 9531), (3177, 5961)]