18894554

素因数分解:

$2^1\times 7^1\times {\mathrm{557}}^1\times {\mathrm{2423}}^1$

素因数の和:2989

約数の個数: 16

約数和(自身を含む): 32462208

約数和(自身を除く): 13567654

約数列:

[1, 2, 7, 14, 557, 1114, 2423, 3899, 4846, 7798, 16961, 33922, 1349611, 2699222, 9447277, 18894554]

約数ペア:

[(1, 18894554), (2, 9447277), (7, 2699222), (14, 1349611), (557, 33922), (1114, 16961), (2423, 7798), (3899, 4846)]