989444

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{277}}^1$

素因数の和:347

約数の個数: 24

約数和(自身を含む): 1868160

約数和(自身を除く): 878716

約数列:

[1, 2, 4, 19, 38, 47, 76, 94, 188, 277, 554, 893, 1108, 1786, 3572, 5263, 10526, 13019, 21052, 26038, 52076, 247361, 494722, 989444]

約数ペア:

[(1, 989444), (2, 494722), (4, 247361), (19, 52076), (38, 26038), (47, 21052), (76, 13019), (94, 10526), (188, 5263), (277, 3572), (554, 1786), (893, 1108)]