20492758

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{907}}^1$

素因数の和:1012

約数の個数: 32

約数和(自身を含む): 36610560

約数和(自身を除く): 16117802

約数列:

[1, 2, 11, 13, 22, 26, 79, 143, 158, 286, 869, 907, 1027, 1738, 1814, 2054, 9977, 11297, 11791, 19954, 22594, 23582, 71653, 129701, 143306, 259402, 788183, 931489, 1576366, 1862978, 10246379, 20492758]

約数ペア:

[(1, 20492758), (2, 10246379), (11, 1862978), (13, 1576366), (22, 931489), (26, 788183), (79, 259402), (143, 143306), (158, 129701), (286, 71653), (869, 23582), (907, 22594), (1027, 19954), (1738, 11791), (1814, 11297), (2054, 9977)]