18991170054

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{55529737}}^1$

素因数の和:55529764

約数の個数: 24

約数和(自身を含む): 43313195640

約数和(自身を除く): 24322025586

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 342, 55529737, 111059474, 166589211, 333178422, 499767633, 999535266, 1055065003, 2110130006, 3165195009, 6330390018, 9495585027, 18991170054]

約数ペア:

[(1, 18991170054), (2, 9495585027), (3, 6330390018), (6, 3165195009), (9, 2110130006), (18, 1055065003), (19, 999535266), (38, 499767633), (57, 333178422), (114, 166589211), (171, 111059474), (342, 55529737)]