20218085288

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{133013719}}^1$

素因数の和:133013744

約数の個数: 16

約数和(自身を含む): 39904116000

約数和(自身を除く): 19686030712

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 133013719, 266027438, 532054876, 1064109752, 2527260661, 5054521322, 10109042644, 20218085288]

約数ペア:

[(1, 20218085288), (2, 10109042644), (4, 5054521322), (8, 2527260661), (19, 1064109752), (38, 532054876), (76, 266027438), (152, 133013719)]