20116761

素因数分解:

$3^1\times 7^1\times {\mathrm{491}}^1\times {\mathrm{1951}}^1$

素因数の和:2452

約数の個数: 16

約数和(自身を含む): 30732288

約数和(自身を除く): 10615527

約数列:

[1, 3, 7, 21, 491, 1473, 1951, 3437, 5853, 10311, 13657, 40971, 957941, 2873823, 6705587, 20116761]

約数ペア:

[(1, 20116761), (3, 6705587), (7, 2873823), (21, 957941), (491, 40971), (1473, 13657), (1951, 10311), (3437, 5853)]