19497310

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{3923}}^1$

素因数の和:4008

約数の個数: 32

約数和(自身を含む): 40684032

約数和(自身を除く): 21186722

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 71, 142, 355, 497, 710, 994, 2485, 3923, 4970, 7846, 19615, 27461, 39230, 54922, 137305, 274610, 278533, 557066, 1392665, 1949731, 2785330, 3899462, 9748655, 19497310]

約数ペア:

[(1, 19497310), (2, 9748655), (5, 3899462), (7, 2785330), (10, 1949731), (14, 1392665), (35, 557066), (70, 278533), (71, 274610), (142, 137305), (355, 54922), (497, 39230), (710, 27461), (994, 19615), (2485, 7846), (3923, 4970)]