13640436

素因数分解:

$2^2\times 3^2\times {\mathrm{378901}}^1$

素因数の和:378911

約数の個数: 18

約数和(自身を含む): 34480082

約数和(自身を除く): 20839646

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 378901, 757802, 1136703, 1515604, 2273406, 3410109, 4546812, 6820218, 13640436]

約数ペア:

[(1, 13640436), (2, 6820218), (3, 4546812), (4, 3410109), (6, 2273406), (9, 1515604), (12, 1136703), (18, 757802), (36, 378901)]