19925756

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{13799}}^1$

素因数の和:13841

約数の個数: 18

約数和(自身を含む): 36804600

約数和(自身を除く): 16878844

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 13799, 27598, 55196, 262181, 524362, 1048724, 4981439, 9962878, 19925756]

約数ペア:

[(1, 19925756), (2, 9962878), (4, 4981439), (19, 1048724), (38, 524362), (76, 262181), (361, 55196), (722, 27598), (1444, 13799)]