18684003

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{28181}}^1$

素因数の和:28214

約数の個数: 16

約数和(自身を含む): 28407456

約数和(自身を除く): 9723453

約数列:

[1, 3, 13, 17, 39, 51, 221, 663, 28181, 84543, 366353, 479077, 1099059, 1437231, 6228001, 18684003]

約数ペア:

[(1, 18684003), (3, 6228001), (13, 1437231), (17, 1099059), (39, 479077), (51, 366353), (221, 84543), (663, 28181)]