19002650

素因数分解:

$2^1\times 5^2\times {\mathrm{389}}^1\times {\mathrm{977}}^1$

素因数の和:1378

約数の個数: 24

約数和(自身を含む): 35472060

約数和(自身を除く): 16469410

約数列:

[1, 2, 5, 10, 25, 50, 389, 778, 977, 1945, 1954, 3890, 4885, 9725, 9770, 19450, 24425, 48850, 380053, 760106, 1900265, 3800530, 9501325, 19002650]

約数ペア:

[(1, 19002650), (2, 9501325), (5, 3800530), (10, 1900265), (25, 760106), (50, 380053), (389, 48850), (778, 24425), (977, 19450), (1945, 9770), (1954, 9725), (3890, 4885)]