28464884

素因数分解:

$2^2\times 7^3\times {\mathrm{20747}}^1$

素因数の和:20772

約数の個数: 24

約数和(自身を含む): 58094400

約数和(自身を除く): 29629516

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 343, 686, 1372, 20747, 41494, 82988, 145229, 290458, 580916, 1016603, 2033206, 4066412, 7116221, 14232442, 28464884]

約数ペア:

[(1, 28464884), (2, 14232442), (4, 7116221), (7, 4066412), (14, 2033206), (28, 1016603), (49, 580916), (98, 290458), (196, 145229), (343, 82988), (686, 41494), (1372, 20747)]