20161869651

素因数分解:

$3^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1077541}}^1$

素因数の和:1077574

約数の個数: 48

約数和(自身を含む): 37653627648

約数和(自身を除く): 17491757997

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 81, 99, 189, 231, 243, 297, 567, 693, 891, 1701, 2079, 2673, 6237, 18711, 1077541, 3232623, 7542787, 9697869, 11852951, 22628361, 29093607, 35558853, 67885083, 82970657, 87280821, 106676559, 203655249, 248911971, 261842463, 320029677, 610965747, 746735913, 960089031, 1832897241, 2240207739, 2880267093, 6720623217, 20161869651]

約数ペア:

[(1, 20161869651), (3, 6720623217), (7, 2880267093), (9, 2240207739), (11, 1832897241), (21, 960089031), (27, 746735913), (33, 610965747), (63, 320029677), (77, 261842463), (81, 248911971), (99, 203655249), (189, 106676559), (231, 87280821), (243, 82970657), (297, 67885083), (567, 35558853), (693, 29093607), (891, 22628361), (1701, 11852951), (2079, 9697869), (2673, 7542787), (6237, 3232623), (18711, 1077541)]