18865227986

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{3203}}^1\times {\mathrm{267721}}^1$

素因数の和:270937

約数の個数: 16

約数和(自身を含む): 30880126368

約数和(自身を除く): 12014898382

約数列:

[1, 2, 11, 22, 3203, 6406, 35233, 70466, 267721, 535442, 2944931, 5889862, 857510363, 1715020726, 9432613993, 18865227986]

約数ペア:

[(1, 18865227986), (2, 9432613993), (11, 1715020726), (22, 857510363), (3203, 5889862), (6406, 2944931), (35233, 535442), (70466, 267721)]