12918476

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{191}}^1\times {\mathrm{457}}^1$

素因数の和:689

約数の個数: 24

約数和(自身を含む): 23390976

約数和(自身を除く): 10472500

約数列:

[1, 2, 4, 37, 74, 148, 191, 382, 457, 764, 914, 1828, 7067, 14134, 16909, 28268, 33818, 67636, 87287, 174574, 349148, 3229619, 6459238, 12918476]

約数ペア:

[(1, 12918476), (2, 6459238), (4, 3229619), (37, 349148), (74, 174574), (148, 87287), (191, 67636), (382, 33818), (457, 28268), (764, 16909), (914, 14134), (1828, 7067)]