18409868

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{2347}}^1$

素因数の和:2441

約数の個数: 24

約数和(自身を含む): 33726672

約数和(自身を除く): 15316804

約数列:

[1, 2, 4, 37, 53, 74, 106, 148, 212, 1961, 2347, 3922, 4694, 7844, 9388, 86839, 124391, 173678, 248782, 347356, 497564, 4602467, 9204934, 18409868]

約数ペア:

[(1, 18409868), (2, 9204934), (4, 4602467), (37, 497564), (53, 347356), (74, 248782), (106, 173678), (148, 124391), (212, 86839), (1961, 9388), (2347, 7844), (3922, 4694)]