18543364

素因数分解:

$2^2\times 7^2\times {\mathrm{37}}^1\times {\mathrm{2557}}^1$

素因数の和:2612

約数の個数: 36

約数和(自身を含む): 38784396

約数和(自身を除く): 20241032

約数列:

[1, 2, 4, 7, 14, 28, 37, 49, 74, 98, 148, 196, 259, 518, 1036, 1813, 2557, 3626, 5114, 7252, 10228, 17899, 35798, 71596, 94609, 125293, 189218, 250586, 378436, 501172, 662263, 1324526, 2649052, 4635841, 9271682, 18543364]

約数ペア:

[(1, 18543364), (2, 9271682), (4, 4635841), (7, 2649052), (14, 1324526), (28, 662263), (37, 501172), (49, 378436), (74, 250586), (98, 189218), (148, 125293), (196, 94609), (259, 71596), (518, 35798), (1036, 17899), (1813, 10228), (2557, 7252), (3626, 5114)]