18889188

素因数分解:

$2^2\times 3^1\times {\mathrm{73}}^1\times {\mathrm{21563}}^1$

素因数の和:21643

約数の個数: 24

約数和(自身を含む): 44680608

約数和(自身を除く): 25791420

約数列:

[1, 2, 3, 4, 6, 12, 73, 146, 219, 292, 438, 876, 21563, 43126, 64689, 86252, 129378, 258756, 1574099, 3148198, 4722297, 6296396, 9444594, 18889188]

約数ペア:

[(1, 18889188), (2, 9444594), (3, 6296396), (4, 4722297), (6, 3148198), (12, 1574099), (73, 258756), (146, 129378), (219, 86252), (292, 64689), (438, 43126), (876, 21563)]