18664212

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{222193}}^1$

素因数の和:222207

約数の個数: 24

約数和(自身を含む): 49771456

約数和(自身を除く): 31107244

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 222193, 444386, 666579, 888772, 1333158, 1555351, 2666316, 3110702, 4666053, 6221404, 9332106, 18664212]

約数ペア:

[(1, 18664212), (2, 9332106), (3, 6221404), (4, 4666053), (6, 3110702), (7, 2666316), (12, 1555351), (14, 1333158), (21, 888772), (28, 666579), (42, 444386), (84, 222193)]