18161228

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{277}}^1\times {\mathrm{443}}^1$

素因数の和:761

約数の個数: 24

約数和(自身を含む): 32832912

約数和(自身を除く): 14671684

約数列:

[1, 2, 4, 37, 74, 148, 277, 443, 554, 886, 1108, 1772, 10249, 16391, 20498, 32782, 40996, 65564, 122711, 245422, 490844, 4540307, 9080614, 18161228]

約数ペア:

[(1, 18161228), (2, 9080614), (4, 4540307), (37, 490844), (74, 245422), (148, 122711), (277, 65564), (443, 40996), (554, 32782), (886, 20498), (1108, 16391), (1772, 10249)]