16744940

素因数分解:

$2^2\times 5^1\times {\mathrm{521}}^1\times {\mathrm{1607}}^1$

素因数の和:2137

約数の個数: 24

約数和(自身を含む): 35253792

約数和(自身を除く): 18508852

約数列:

[1, 2, 4, 5, 10, 20, 521, 1042, 1607, 2084, 2605, 3214, 5210, 6428, 8035, 10420, 16070, 32140, 837247, 1674494, 3348988, 4186235, 8372470, 16744940]

約数ペア:

[(1, 16744940), (2, 8372470), (4, 4186235), (5, 3348988), (10, 1674494), (20, 837247), (521, 32140), (1042, 16070), (1607, 10420), (2084, 8035), (2605, 6428), (3214, 5210)]