20079923768

素因数分解:

$2^3\times {\mathrm{509}}^1\times {\mathrm{4931219}}^1$

素因数の和:4931734

約数の個数: 16

約数和(自身を含む): 37723833000

約数和(自身を除く): 17643909232

約数列:

[1, 2, 4, 8, 509, 1018, 2036, 4072, 4931219, 9862438, 19724876, 39449752, 2509990471, 5019980942, 10039961884, 20079923768]

約数ペア:

[(1, 20079923768), (2, 10039961884), (4, 5019980942), (8, 2509990471), (509, 39449752), (1018, 19724876), (2036, 9862438), (4072, 4931219)]