19971196

素因数分解:

$2^2\times 7^1\times {\mathrm{167}}^1\times {\mathrm{4271}}^1$

素因数の和:4449

約数の個数: 24

約数和(自身を含む): 40190976

約数和(自身を除く): 20219780

約数列:

[1, 2, 4, 7, 14, 28, 167, 334, 668, 1169, 2338, 4271, 4676, 8542, 17084, 29897, 59794, 119588, 713257, 1426514, 2853028, 4992799, 9985598, 19971196]

約数ペア:

[(1, 19971196), (2, 9985598), (4, 4992799), (7, 2853028), (14, 1426514), (28, 713257), (167, 119588), (334, 59794), (668, 29897), (1169, 17084), (2338, 8542), (4271, 4676)]