20143945185

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2161}}^1\times {\mathrm{6829}}^1$

素因数の和:9018

約数の個数: 64

約数和(自身を含む): 39692244480

約数和(自身を除く): 19548299295

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 195, 273, 455, 1365, 2161, 6483, 6829, 10805, 15127, 20487, 28093, 32415, 34145, 45381, 47803, 75635, 84279, 88777, 102435, 140465, 143409, 196651, 226905, 239015, 266331, 421395, 443885, 589953, 621439, 717045, 983255, 1331655, 1864317, 2949765, 3107195, 9321585, 14757469, 44272407, 73787345, 103302283, 191847097, 221362035, 309906849, 516511415, 575541291, 959235485, 1342929679, 1549534245, 2877706455, 4028789037, 6714648395, 20143945185]

約数ペア:

[(1, 20143945185), (3, 6714648395), (5, 4028789037), (7, 2877706455), (13, 1549534245), (15, 1342929679), (21, 959235485), (35, 575541291), (39, 516511415), (65, 309906849), (91, 221362035), (105, 191847097), (195, 103302283), (273, 73787345), (455, 44272407), (1365, 14757469), (2161, 9321585), (6483, 3107195), (6829, 2949765), (10805, 1864317), (15127, 1331655), (20487, 983255), (28093, 717045), (32415, 621439), (34145, 589953), (45381, 443885), (47803, 421395), (75635, 266331), (84279, 239015), (88777, 226905), (102435, 196651), (140465, 143409)]