18717084

素因数分解:

$2^2\times 3^2\times {\mathrm{519919}}^1$

素因数の和:519929

約数の個数: 18

約数和(自身を含む): 47312720

約数和(自身を除く): 28595636

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 519919, 1039838, 1559757, 2079676, 3119514, 4679271, 6239028, 9358542, 18717084]

約数ペア:

[(1, 18717084), (2, 9358542), (3, 6239028), (4, 4679271), (6, 3119514), (9, 2079676), (12, 1559757), (18, 1039838), (36, 519919)]