1277637026

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{1987}}^1\times {\mathrm{16921}}^1$

素因数の和:18929

約数の個数: 16

約数和(自身を含む): 2018456160

約数和(自身を除く): 740819134

約数列:

[1, 2, 19, 38, 1987, 3974, 16921, 33842, 37753, 75506, 321499, 642998, 33622027, 67244054, 638818513, 1277637026]

約数ペア:

[(1, 1277637026), (2, 638818513), (19, 67244054), (38, 33622027), (1987, 642998), (3974, 321499), (16921, 75506), (33842, 37753)]