18690972

素因数分解:

$2^2\times 3^1\times {\mathrm{449}}^1\times {\mathrm{3469}}^1$

素因数の和:3925

約数の個数: 24

約数和(自身を含む): 43722000

約数和(自身を除く): 25031028

約数列:

[1, 2, 3, 4, 6, 12, 449, 898, 1347, 1796, 2694, 3469, 5388, 6938, 10407, 13876, 20814, 41628, 1557581, 3115162, 4672743, 6230324, 9345486, 18690972]

約数ペア:

[(1, 18690972), (2, 9345486), (3, 6230324), (4, 4672743), (6, 3115162), (12, 1557581), (449, 41628), (898, 20814), (1347, 13876), (1796, 10407), (2694, 6938), (3469, 5388)]