989024

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{997}}^1$

素因数の和:1038

約数の個数: 24

約数和(自身を含む): 2011968

約数和(自身を除く): 1022944

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 248, 496, 992, 997, 1994, 3988, 7976, 15952, 30907, 31904, 61814, 123628, 247256, 494512, 989024]

約数ペア:

[(1, 989024), (2, 494512), (4, 247256), (8, 123628), (16, 61814), (31, 31904), (32, 30907), (62, 15952), (124, 7976), (248, 3988), (496, 1994), (992, 997)]