20177577063

素因数分解:

$3^3\times 7^2\times {\mathrm{3739}}^1\times {\mathrm{4079}}^1$

素因数の和:7841

約数の個数: 48

約数和(自身を含む): 34790976000

約数和(自身を除く): 14613398937

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 3739, 4079, 11217, 12237, 26173, 28553, 33651, 36711, 78519, 85659, 100953, 110133, 183211, 199871, 235557, 256977, 549633, 599613, 706671, 770931, 1648899, 1798839, 4946697, 5396517, 15251381, 45754143, 106759667, 137262429, 320279001, 411787287, 747317669, 960837003, 2241953007, 2882511009, 6725859021, 20177577063]

約数ペア:

[(1, 20177577063), (3, 6725859021), (7, 2882511009), (9, 2241953007), (21, 960837003), (27, 747317669), (49, 411787287), (63, 320279001), (147, 137262429), (189, 106759667), (441, 45754143), (1323, 15251381), (3739, 5396517), (4079, 4946697), (11217, 1798839), (12237, 1648899), (26173, 770931), (28553, 706671), (33651, 599613), (36711, 549633), (78519, 256977), (85659, 235557), (100953, 199871), (110133, 183211)]