20659128

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{122971}}^1$

素因数の和:122987

約数の個数: 32

約数和(自身を含む): 59026560

約数和(自身を除く): 38367432

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 122971, 245942, 368913, 491884, 737826, 860797, 983768, 1475652, 1721594, 2582391, 2951304, 3443188, 5164782, 6886376, 10329564, 20659128]

約数ペア:

[(1, 20659128), (2, 10329564), (3, 6886376), (4, 5164782), (6, 3443188), (7, 2951304), (8, 2582391), (12, 1721594), (14, 1475652), (21, 983768), (24, 860797), (28, 737826), (42, 491884), (56, 368913), (84, 245942), (168, 122971)]