20153457639

素因数分解:

$3^4\times 7^1\times {\mathrm{35544017}}^1$

素因数の和:35544036

約数の個数: 20

約数和(自身を含む): 34406609424

約数和(自身を除く): 14253151785

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 35544017, 106632051, 248808119, 319896153, 746424357, 959688459, 2239273071, 2879065377, 6717819213, 20153457639]

約数ペア:

[(1, 20153457639), (3, 6717819213), (7, 2879065377), (9, 2239273071), (21, 959688459), (27, 746424357), (63, 319896153), (81, 248808119), (189, 106632051), (567, 35544017)]