19378084

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{11903}}^1$

素因数の和:11955

約数の個数: 24

約数和(自身を含む): 37997568

約数和(自身を除く): 18619484

約数列:

[1, 2, 4, 11, 22, 37, 44, 74, 148, 407, 814, 1628, 11903, 23806, 47612, 130933, 261866, 440411, 523732, 880822, 1761644, 4844521, 9689042, 19378084]

約数ペア:

[(1, 19378084), (2, 9689042), (4, 4844521), (11, 1761644), (22, 880822), (37, 523732), (44, 440411), (74, 261866), (148, 130933), (407, 47612), (814, 23806), (1628, 11903)]