19537070

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{3931}}^1$

素因数の和:4016

約数の個数: 32

約数和(自身を含む): 40766976

約数和(自身を除く): 21229906

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 71, 142, 355, 497, 710, 994, 2485, 3931, 4970, 7862, 19655, 27517, 39310, 55034, 137585, 275170, 279101, 558202, 1395505, 1953707, 2791010, 3907414, 9768535, 19537070]

約数ペア:

[(1, 19537070), (2, 9768535), (5, 3907414), (7, 2791010), (10, 1953707), (14, 1395505), (35, 558202), (70, 279101), (71, 275170), (142, 137585), (355, 55034), (497, 39310), (710, 27517), (994, 19655), (2485, 7862), (3931, 4970)]