19713933

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{1117}}^1$

素因数の和:1213

約数の個数: 24

約数和(自身を含む): 29823768

約数和(自身を除く): 10109835

約数列:

[1, 3, 9, 37, 53, 111, 159, 333, 477, 1117, 1961, 3351, 5883, 10053, 17649, 41329, 59201, 123987, 177603, 371961, 532809, 2190437, 6571311, 19713933]

約数ペア:

[(1, 19713933), (3, 6571311), (9, 2190437), (37, 532809), (53, 371961), (111, 177603), (159, 123987), (333, 59201), (477, 41329), (1117, 17649), (1961, 10053), (3351, 5883)]