20822202

素因数分解:

$2^1\times 3^2\times {\mathrm{821}}^1\times {\mathrm{1409}}^1$

素因数の和:2238

約数の個数: 24

約数和(自身を含む): 45201780

約数和(自身を除く): 24379578

約数列:

[1, 2, 3, 6, 9, 18, 821, 1409, 1642, 2463, 2818, 4227, 4926, 7389, 8454, 12681, 14778, 25362, 1156789, 2313578, 3470367, 6940734, 10411101, 20822202]

約数ペア:

[(1, 20822202), (2, 10411101), (3, 6940734), (6, 3470367), (9, 2313578), (18, 1156789), (821, 25362), (1409, 14778), (1642, 12681), (2463, 8454), (2818, 7389), (4227, 4926)]