20722882917

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{1549}}^1\times {\mathrm{405401}}^1$

素因数の和:406964

約数の個数: 16

約数和(自身を含む): 30161908800

約数和(自身を除く): 9439025883

約数列:

[1, 3, 11, 33, 1549, 4647, 17039, 51117, 405401, 1216203, 4459411, 13378233, 627966149, 1883898447, 6907627639, 20722882917]

約数ペア:

[(1, 20722882917), (3, 6907627639), (11, 1883898447), (33, 627966149), (1549, 13378233), (4647, 4459411), (17039, 1216203), (51117, 405401)]