18778978009

素因数分解:

${\mathrm{11}}^1\times {\mathrm{1321}}^1\times {\mathrm{1292339}}^1$

素因数の和:1293671

約数の個数: 8

約数和(自身を含む): 20501681760

約数和(自身を除く): 1722703751

約数列:

[1, 11, 1321, 14531, 1292339, 14215729, 1707179819, 18778978009]

約数ペア:

[(1, 18778978009), (11, 1707179819), (1321, 14215729), (14531, 1292339)]