18475619

素因数分解:

${\mathrm{19}}^2\times {\mathrm{61}}^1\times {\mathrm{839}}^1$

素因数の和:938

約数の個数: 12

約数和(自身を含む): 19842480

約数和(自身を除く): 1366861

約数列:

[1, 19, 61, 361, 839, 1159, 15941, 22021, 51179, 302879, 972401, 18475619]

約数ペア:

[(1, 18475619), (19, 972401), (61, 302879), (361, 51179), (839, 22021), (1159, 15941)]