20218438897

素因数分解:

${\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{173}}^1\times {\mathrm{130873}}^1$

素因数の和:131112

約数の個数: 16

約数和(自身を含む): 21861192960

約数和(自身を除く): 1642754063

約数列:

[1, 19, 47, 173, 893, 3287, 8131, 130873, 154489, 2486587, 6151031, 22641029, 116869589, 430179551, 1064128363, 20218438897]

約数ペア:

[(1, 20218438897), (19, 1064128363), (47, 430179551), (173, 116869589), (893, 22641029), (3287, 6151031), (8131, 2486587), (130873, 154489)]