20266668

素因数分解:

$2^2\times 3^2\times {\mathrm{562963}}^1$

素因数の和:562973

約数の個数: 18

約数和(自身を含む): 51229724

約数和(自身を除く): 30963056

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 562963, 1125926, 1688889, 2251852, 3377778, 5066667, 6755556, 10133334, 20266668]

約数ペア:

[(1, 20266668), (2, 10133334), (3, 6755556), (4, 5066667), (6, 3377778), (9, 2251852), (12, 1688889), (18, 1125926), (36, 562963)]