20173375209

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{7393}}^1$

素因数の和:7538

約数の個数: 64

約数和(自身を含む): 31217113088

約数和(自身を除く): 11043737879

約数列:

[1, 3, 13, 31, 37, 39, 61, 93, 111, 183, 403, 481, 793, 1147, 1209, 1443, 1891, 2257, 2379, 3441, 5673, 6771, 7393, 14911, 22179, 24583, 29341, 44733, 69967, 73749, 88023, 96109, 209901, 229183, 273541, 288327, 450973, 687549, 820623, 909571, 1352919, 2728713, 2979379, 3556033, 5862649, 8479771, 8938137, 10668099, 13980163, 16686001, 17587947, 25439313, 41940489, 50058003, 110237023, 181742119, 216918013, 330711069, 517266031, 545226357, 650754039, 1551798093, 6724458403, 20173375209]

約数ペア:

[(1, 20173375209), (3, 6724458403), (13, 1551798093), (31, 650754039), (37, 545226357), (39, 517266031), (61, 330711069), (93, 216918013), (111, 181742119), (183, 110237023), (403, 50058003), (481, 41940489), (793, 25439313), (1147, 17587947), (1209, 16686001), (1443, 13980163), (1891, 10668099), (2257, 8938137), (2379, 8479771), (3441, 5862649), (5673, 3556033), (6771, 2979379), (7393, 2728713), (14911, 1352919), (22179, 909571), (24583, 820623), (29341, 687549), (44733, 450973), (69967, 288327), (73749, 273541), (88023, 229183), (96109, 209901)]