20001884756

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{464771}}^1$

素因数の和:464864

約数の個数: 48

約数和(自身を含む): 42164115840

約数和(自身を除く): 22162231084

約数列:

[1, 2, 4, 7, 14, 28, 29, 53, 58, 106, 116, 203, 212, 371, 406, 742, 812, 1484, 1537, 3074, 6148, 10759, 21518, 43036, 464771, 929542, 1859084, 3253397, 6506794, 13013588, 13478359, 24632863, 26956718, 49265726, 53913436, 94348513, 98531452, 172430041, 188697026, 344860082, 377394052, 689720164, 714353027, 1428706054, 2857412108, 5000471189, 10000942378, 20001884756]

約数ペア:

[(1, 20001884756), (2, 10000942378), (4, 5000471189), (7, 2857412108), (14, 1428706054), (28, 714353027), (29, 689720164), (53, 377394052), (58, 344860082), (106, 188697026), (116, 172430041), (203, 98531452), (212, 94348513), (371, 53913436), (406, 49265726), (742, 26956718), (812, 24632863), (1484, 13478359), (1537, 13013588), (3074, 6506794), (6148, 3253397), (10759, 1859084), (21518, 929542), (43036, 464771)]