20163893

素因数分解:

${\mathrm{23}}^2\times {\mathrm{47}}^1\times {\mathrm{811}}^1$

素因数の和:904

約数の個数: 12

約数和(自身を含む): 21553728

約数和(自身を除く): 1389835

約数列:

[1, 23, 47, 529, 811, 1081, 18653, 24863, 38117, 429019, 876691, 20163893]

約数ペア:

[(1, 20163893), (23, 876691), (47, 429019), (529, 38117), (811, 24863), (1081, 18653)]