20971292

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{347}}^1\times {\mathrm{521}}^1$

素因数の和:901

約数の個数: 24

約数和(自身を含む): 38147760

約数和(自身を除く): 17176468

約数列:

[1, 2, 4, 29, 58, 116, 347, 521, 694, 1042, 1388, 2084, 10063, 15109, 20126, 30218, 40252, 60436, 180787, 361574, 723148, 5242823, 10485646, 20971292]

約数ペア:

[(1, 20971292), (2, 10485646), (4, 5242823), (29, 723148), (58, 361574), (116, 180787), (347, 60436), (521, 40252), (694, 30218), (1042, 20126), (1388, 15109), (2084, 10063)]