1981024

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{1997}}^1$

素因数の和:2038

約数の個数: 24

約数和(自身を含む): 4027968

約数和(自身を除く): 2046944

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 248, 496, 992, 1997, 3994, 7988, 15976, 31952, 61907, 63904, 123814, 247628, 495256, 990512, 1981024]

約数ペア:

[(1, 1981024), (2, 990512), (4, 495256), (8, 247628), (16, 123814), (31, 63904), (32, 61907), (62, 31952), (124, 15976), (248, 7988), (496, 3994), (992, 1997)]