18094918

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{2089}}^1$

素因数の和:2223

約数の個数: 16

約数和(自身を含む): 27989280

約数和(自身を除く): 9894362

約数列:

[1, 2, 61, 71, 122, 142, 2089, 4178, 4331, 8662, 127429, 148319, 254858, 296638, 9047459, 18094918]

約数ペア:

[(1, 18094918), (2, 9047459), (61, 296638), (71, 254858), (122, 148319), (142, 127429), (2089, 8662), (4178, 4331)]