20811442904

素因数分解:

$2^3\times 7^1\times {\mathrm{371632909}}^1$

素因数の和:371632922

約数の個数: 16

約数和(自身を含む): 44595949200

約数和(自身を除く): 23784506296

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 371632909, 743265818, 1486531636, 2601430363, 2973063272, 5202860726, 10405721452, 20811442904]

約数ペア:

[(1, 20811442904), (2, 10405721452), (4, 5202860726), (7, 2973063272), (8, 2601430363), (14, 1486531636), (28, 743265818), (56, 371632909)]