20430434

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{28297}}^1$

素因数の和:28337

約数の個数: 12

約数和(自身を含む): 32344614

約数和(自身を除く): 11914180

約数列:

[1, 2, 19, 38, 361, 722, 28297, 56594, 537643, 1075286, 10215217, 20430434]

約数ペア:

[(1, 20430434), (2, 10215217), (19, 1075286), (38, 537643), (361, 56594), (722, 28297)]