18705498

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{12037}}^1$

素因数の和:12086

約数の個数: 32

約数和(自身を含む): 43914624

約数和(自身を除く): 25209126

約数列:

[1, 2, 3, 6, 7, 14, 21, 37, 42, 74, 111, 222, 259, 518, 777, 1554, 12037, 24074, 36111, 72222, 84259, 168518, 252777, 445369, 505554, 890738, 1336107, 2672214, 3117583, 6235166, 9352749, 18705498]

約数ペア:

[(1, 18705498), (2, 9352749), (3, 6235166), (6, 3117583), (7, 2672214), (14, 1336107), (21, 890738), (37, 505554), (42, 445369), (74, 252777), (111, 168518), (222, 84259), (259, 72222), (518, 36111), (777, 24074), (1554, 12037)]