1990993808

素因数分解:

$2^4\times {\mathrm{6637}}^1\times {\mathrm{18749}}^1$

素因数の和:25394

約数の個数: 20

約数和(自身を含む): 3858337500

約数和(自身を除く): 1867343692

約数列:

[1, 2, 4, 8, 16, 6637, 13274, 18749, 26548, 37498, 53096, 74996, 106192, 149992, 299984, 124437113, 248874226, 497748452, 995496904, 1990993808]

約数ペア:

[(1, 1990993808), (2, 995496904), (4, 497748452), (8, 248874226), (16, 124437113), (6637, 299984), (13274, 149992), (18749, 106192), (26548, 74996), (37498, 53096)]