81936018

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{239579}}^1$

素因数の和:239606

約数の個数: 24

約数和(自身を含む): 186872400

約数和(自身を除く): 104936382

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 342, 239579, 479158, 718737, 1437474, 2156211, 4312422, 4552001, 9104002, 13656003, 27312006, 40968009, 81936018]

約数ペア:

[(1, 81936018), (2, 40968009), (3, 27312006), (6, 13656003), (9, 9104002), (18, 4552001), (19, 4312422), (38, 2156211), (57, 1437474), (114, 718737), (171, 479158), (342, 239579)]