18421986

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{279121}}^1$

素因数の和:279137

約数の個数: 16

約数和(自身を含む): 40193568

約数和(自身を除く): 21771582

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 279121, 558242, 837363, 1674726, 3070331, 6140662, 9210993, 18421986]

約数ペア:

[(1, 18421986), (2, 9210993), (3, 6140662), (6, 3070331), (11, 1674726), (22, 837363), (33, 558242), (66, 279121)]