18378789

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{42841}}^1$

素因数の和:42868

約数の個数: 16

約数和(自身を含む): 28789824

約数和(自身を除く): 10411035

約数列:

[1, 3, 11, 13, 33, 39, 143, 429, 42841, 128523, 471251, 556933, 1413753, 1670799, 6126263, 18378789]

約数ペア:

[(1, 18378789), (3, 6126263), (11, 1670799), (13, 1413753), (33, 556933), (39, 471251), (143, 128523), (429, 42841)]