20030508

素因数分解:

$2^2\times 3^2\times {\mathrm{556403}}^1$

素因数の和:556413

約数の個数: 18

約数和(自身を含む): 50632764

約数和(自身を除く): 30602256

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 556403, 1112806, 1669209, 2225612, 3338418, 5007627, 6676836, 10015254, 20030508]

約数ペア:

[(1, 20030508), (2, 10015254), (3, 6676836), (4, 5007627), (6, 3338418), (9, 2225612), (12, 1669209), (18, 1112806), (36, 556403)]