18964256

素因数分解:

$2^5\times {\mathrm{109}}^1\times {\mathrm{5437}}^1$

素因数の和:5556

約数の個数: 24

約数和(自身を含む): 37685340

約数和(自身を除く): 18721084

約数列:

[1, 2, 4, 8, 16, 32, 109, 218, 436, 872, 1744, 3488, 5437, 10874, 21748, 43496, 86992, 173984, 592633, 1185266, 2370532, 4741064, 9482128, 18964256]

約数ペア:

[(1, 18964256), (2, 9482128), (4, 4741064), (8, 2370532), (16, 1185266), (32, 592633), (109, 173984), (218, 86992), (436, 43496), (872, 21748), (1744, 10874), (3488, 5437)]