18974169

素因数分解:

$3^5\times {\mathrm{113}}^1\times {\mathrm{691}}^1$

素因数の和:819

約数の個数: 24

約数和(自身を含む): 28715232

約数和(自身を除く): 9741063

約数列:

[1, 3, 9, 27, 81, 113, 243, 339, 691, 1017, 2073, 3051, 6219, 9153, 18657, 27459, 55971, 78083, 167913, 234249, 702747, 2108241, 6324723, 18974169]

約数ペア:

[(1, 18974169), (3, 6324723), (9, 2108241), (27, 702747), (81, 234249), (113, 167913), (243, 78083), (339, 55971), (691, 27459), (1017, 18657), (2073, 9153), (3051, 6219)]