20541864

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{122273}}^1$

素因数の和:122289

約数の個数: 32

約数和(自身を含む): 58691520

約数和(自身を除く): 38149656

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 122273, 244546, 366819, 489092, 733638, 855911, 978184, 1467276, 1711822, 2567733, 2934552, 3423644, 5135466, 6847288, 10270932, 20541864]

約数ペア:

[(1, 20541864), (2, 10270932), (3, 6847288), (4, 5135466), (6, 3423644), (7, 2934552), (8, 2567733), (12, 1711822), (14, 1467276), (21, 978184), (24, 855911), (28, 733638), (42, 489092), (56, 366819), (84, 244546), (168, 122273)]