19867874192

素因数分解:

$2^4\times {\mathrm{241}}^1\times {\mathrm{5152457}}^1$

素因数の和:5152706

約数の個数: 20

約数和(自身を含む): 38653739916

約数和(自身を除く): 18785865724

約数列:

[1, 2, 4, 8, 16, 241, 482, 964, 1928, 3856, 5152457, 10304914, 20609828, 41219656, 82439312, 1241742137, 2483484274, 4966968548, 9933937096, 19867874192]

約数ペア:

[(1, 19867874192), (2, 9933937096), (4, 4966968548), (8, 2483484274), (16, 1241742137), (241, 82439312), (482, 41219656), (964, 20609828), (1928, 10304914), (3856, 5152457)]