19484272

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{599}}^1$

素因数の和:733

約数の個数: 40

約数和(自身を含む): 40176000

約数和(自身を除く): 20691728

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 107, 152, 214, 304, 428, 599, 856, 1198, 1712, 2033, 2396, 4066, 4792, 8132, 9584, 11381, 16264, 22762, 32528, 45524, 64093, 91048, 128186, 182096, 256372, 512744, 1025488, 1217767, 2435534, 4871068, 9742136, 19484272]

約数ペア:

[(1, 19484272), (2, 9742136), (4, 4871068), (8, 2435534), (16, 1217767), (19, 1025488), (38, 512744), (76, 256372), (107, 182096), (152, 128186), (214, 91048), (304, 64093), (428, 45524), (599, 32528), (856, 22762), (1198, 16264), (1712, 11381), (2033, 9584), (2396, 8132), (4066, 4792)]