20856880022

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{1301}}^1\times {\mathrm{728701}}^1$

素因数の和:730015

約数の個数: 16

約数和(自身を含む): 34155720144

約数和(自身を除く): 13298840122

約数列:

[1, 2, 11, 22, 1301, 2602, 14311, 28622, 728701, 1457402, 8015711, 16031422, 948040001, 1896080002, 10428440011, 20856880022]

約数ペア:

[(1, 20856880022), (2, 10428440011), (11, 1896080002), (22, 948040001), (1301, 16031422), (2602, 8015711), (14311, 1457402), (28622, 728701)]