30939916

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{20849}}^1$

素因数の和:20913

約数の個数: 24

約数和(自身を含む): 63050400

約数和(自身を除く): 32110484

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 212, 371, 742, 1484, 20849, 41698, 83396, 145943, 291886, 583772, 1104997, 2209994, 4419988, 7734979, 15469958, 30939916]

約数ペア:

[(1, 30939916), (2, 15469958), (4, 7734979), (7, 4419988), (14, 2209994), (28, 1104997), (53, 583772), (106, 291886), (212, 145943), (371, 83396), (742, 41698), (1484, 20849)]