20711748

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{90841}}^1$

素因数の和:90867

約数の個数: 24

約数和(自身を含む): 50871520

約数和(自身を除く): 30159772

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 228, 90841, 181682, 272523, 363364, 545046, 1090092, 1725979, 3451958, 5177937, 6903916, 10355874, 20711748]

約数ペア:

[(1, 20711748), (2, 10355874), (3, 6903916), (4, 5177937), (6, 3451958), (12, 1725979), (19, 1090092), (38, 545046), (57, 363364), (76, 272523), (114, 181682), (228, 90841)]