20512157932

素因数分解:

$2^2\times 7^2\times {\mathrm{8087}}^1\times {\mathrm{12941}}^1$

素因数の和:21046

約数の個数: 36

約数和(自身を含む): 41765283504

約数和(自身を除く): 21253125572

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 8087, 12941, 16174, 25882, 32348, 51764, 56609, 90587, 113218, 181174, 226436, 362348, 396263, 634109, 792526, 1268218, 1585052, 2536436, 104653867, 209307734, 418615468, 732577069, 1465154138, 2930308276, 5128039483, 10256078966, 20512157932]

約数ペア:

[(1, 20512157932), (2, 10256078966), (4, 5128039483), (7, 2930308276), (14, 1465154138), (28, 732577069), (49, 418615468), (98, 209307734), (196, 104653867), (8087, 2536436), (12941, 1585052), (16174, 1268218), (25882, 792526), (32348, 634109), (51764, 396263), (56609, 362348), (90587, 226436), (113218, 181174)]