128120116

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{16691}}^1$

素因数の和:16815

約数の個数: 24

約数和(自身を含む): 238361760

約数和(自身を除く): 110241644

約数列:

[1, 2, 4, 19, 38, 76, 101, 202, 404, 1919, 3838, 7676, 16691, 33382, 66764, 317129, 634258, 1268516, 1685791, 3371582, 6743164, 32030029, 64060058, 128120116]

約数ペア:

[(1, 128120116), (2, 64060058), (4, 32030029), (19, 6743164), (38, 3371582), (76, 1685791), (101, 1268516), (202, 634258), (404, 317129), (1919, 66764), (3838, 33382), (7676, 16691)]