20467888945

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{25425949}}^1$

素因数の和:25425984

約数の個数: 16

約数和(自身を含む): 29290694400

約数和(自身を除く): 8822805455

約数列:

[1, 5, 7, 23, 35, 115, 161, 805, 25425949, 127129745, 177981643, 584796827, 889908215, 2923984135, 4093577789, 20467888945]

約数ペア:

[(1, 20467888945), (5, 4093577789), (7, 2923984135), (23, 889908215), (35, 584796827), (115, 177981643), (161, 127129745), (805, 25425949)]