18066693

素因数分解:

$3^1\times {\mathrm{37}}^2\times {\mathrm{53}}^1\times {\mathrm{83}}^1$

素因数の和:213

約数の個数: 24

約数和(自身を含む): 25528608

約数和(自身を除く): 7461915

約数列:

[1, 3, 37, 53, 83, 111, 159, 249, 1369, 1961, 3071, 4107, 4399, 5883, 9213, 13197, 72557, 113627, 162763, 217671, 340881, 488289, 6022231, 18066693]

約数ペア:

[(1, 18066693), (3, 6022231), (37, 488289), (53, 340881), (83, 217671), (111, 162763), (159, 113627), (249, 72557), (1369, 13197), (1961, 9213), (3071, 5883), (4107, 4399)]