20187335781

素因数分解:

$3^3\times {\mathrm{349}}^1\times {\mathrm{419}}^1\times {\mathrm{5113}}^1$

素因数の和:5890

約数の個数: 32

約数和(自身を含む): 30070320000

約数和(自身を除く): 9882984219

約数列:

[1, 3, 9, 27, 349, 419, 1047, 1257, 3141, 3771, 5113, 9423, 11313, 15339, 46017, 138051, 146231, 438693, 1316079, 1784437, 2142347, 3948237, 5353311, 6427041, 16059933, 19281123, 48179799, 57843369, 747679103, 2243037309, 6729111927, 20187335781]

約数ペア:

[(1, 20187335781), (3, 6729111927), (9, 2243037309), (27, 747679103), (349, 57843369), (419, 48179799), (1047, 19281123), (1257, 16059933), (3141, 6427041), (3771, 5353311), (5113, 3948237), (9423, 2142347), (11313, 1784437), (15339, 1316079), (46017, 438693), (138051, 146231)]