12138868

素因数分解:

$2^2\times 7^2\times {\mathrm{61933}}^1$

素因数の和:61951

約数の個数: 18

約数和(自身を含む): 24711666

約数和(自身を除く): 12572798

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 61933, 123866, 247732, 433531, 867062, 1734124, 3034717, 6069434, 12138868]

約数ペア:

[(1, 12138868), (2, 6069434), (4, 3034717), (7, 1734124), (14, 867062), (28, 433531), (49, 247732), (98, 123866), (196, 61933)]