20153452809

素因数分解:

$3^1\times 7^1\times {\mathrm{3119}}^1\times {\mathrm{307691}}^1$

素因数の和:310820

約数の個数: 16

約数和(自身を含む): 30719969280

約数和(自身を除く): 10566516471

約数列:

[1, 3, 7, 21, 3119, 9357, 21833, 65499, 307691, 923073, 2153837, 6461511, 959688229, 2879064687, 6717817603, 20153452809]

約数ペア:

[(1, 20153452809), (3, 6717817603), (7, 2879064687), (21, 959688229), (3119, 6461511), (9357, 2153837), (21833, 923073), (65499, 307691)]