20189193

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{2897}}^1$

素因数の和:3024

約数の個数: 16

約数和(自身を含む): 28377216

約数和(自身を除く): 8188023

約数列:

[1, 3, 23, 69, 101, 303, 2323, 2897, 6969, 8691, 66631, 199893, 292597, 877791, 6729731, 20189193]

約数ペア:

[(1, 20189193), (3, 6729731), (23, 877791), (69, 292597), (101, 199893), (303, 66631), (2323, 8691), (2897, 6969)]