20403225316

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{2393}}^1\times {\mathrm{2609}}^1$

素因数の和:5068

約数の個数: 48

約数和(自身を含む): 38489774400

約数和(自身を除く): 18086549084

約数列:

[1, 2, 4, 19, 38, 43, 76, 86, 172, 817, 1634, 2393, 2609, 3268, 4786, 5218, 9572, 10436, 45467, 49571, 90934, 99142, 102899, 112187, 181868, 198284, 205798, 224374, 411596, 448748, 1955081, 2131553, 3910162, 4263106, 6243337, 7820324, 8526212, 12486674, 24973348, 118623403, 237246806, 268463491, 474493612, 536926982, 1073853964, 5100806329, 10201612658, 20403225316]

約数ペア:

[(1, 20403225316), (2, 10201612658), (4, 5100806329), (19, 1073853964), (38, 536926982), (43, 474493612), (76, 268463491), (86, 237246806), (172, 118623403), (817, 24973348), (1634, 12486674), (2393, 8526212), (2609, 7820324), (3268, 6243337), (4786, 4263106), (5218, 3910162), (9572, 2131553), (10436, 1955081), (45467, 448748), (49571, 411596), (90934, 224374), (99142, 205798), (102899, 198284), (112187, 181868)]