1978004

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1723}}^1$

素因数の和:1775

約数の個数: 24

約数和(自身を含む): 4054848

約数和(自身を除く): 2076844

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 287, 574, 1148, 1723, 3446, 6892, 12061, 24122, 48244, 70643, 141286, 282572, 494501, 989002, 1978004]

約数ペア:

[(1, 1978004), (2, 989002), (4, 494501), (7, 282572), (14, 141286), (28, 70643), (41, 48244), (82, 24122), (164, 12061), (287, 6892), (574, 3446), (1148, 1723)]