20167389963

素因数分解:

$3^4\times 7^2\times {\mathrm{19}}^1\times {\mathrm{267433}}^1$

素因数の和:267478

約数の個数: 60

約数和(自身を含む): 36889845960

約数和(自身を除く): 16722455997

約数列:

[1, 3, 7, 9, 19, 21, 27, 49, 57, 63, 81, 133, 147, 171, 189, 399, 441, 513, 567, 931, 1197, 1323, 1539, 2793, 3591, 3969, 8379, 10773, 25137, 75411, 267433, 802299, 1872031, 2406897, 5081227, 5616093, 7220691, 13104217, 15243681, 16848279, 21662073, 35568589, 39312651, 45731043, 50544837, 106705767, 117937953, 137193129, 151634511, 248980123, 320117301, 353813859, 411579387, 746940369, 960351903, 1061441577, 2240821107, 2881055709, 6722463321, 20167389963]

約数ペア:

[(1, 20167389963), (3, 6722463321), (7, 2881055709), (9, 2240821107), (19, 1061441577), (21, 960351903), (27, 746940369), (49, 411579387), (57, 353813859), (63, 320117301), (81, 248980123), (133, 151634511), (147, 137193129), (171, 117937953), (189, 106705767), (399, 50544837), (441, 45731043), (513, 39312651), (567, 35568589), (931, 21662073), (1197, 16848279), (1323, 15243681), (1539, 13104217), (2793, 7220691), (3591, 5616093), (3969, 5081227), (8379, 2406897), (10773, 1872031), (25137, 802299), (75411, 267433)]