18836470420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{49569659}}^1$

素因数の和:49569687

約数の個数: 24

約数和(自身を含む): 41638514400

約数和(自身を除く): 22802043980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 49569659, 99139318, 198278636, 247848295, 495696590, 941823521, 991393180, 1883647042, 3767294084, 4709117605, 9418235210, 18836470420]

約数ペア:

[(1, 18836470420), (2, 9418235210), (4, 4709117605), (5, 3767294084), (10, 1883647042), (19, 991393180), (20, 941823521), (38, 495696590), (76, 247848295), (95, 198278636), (190, 99139318), (380, 49569659)]