20308653

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{1171}}^1$

素因数の和:1265

約数の個数: 24

約数和(自身を含む): 30715776

約数和(自身を除く): 10407123

約数列:

[1, 3, 9, 41, 47, 123, 141, 369, 423, 1171, 1927, 3513, 5781, 10539, 17343, 48011, 55037, 144033, 165111, 432099, 495333, 2256517, 6769551, 20308653]

約数ペア:

[(1, 20308653), (3, 6769551), (9, 2256517), (41, 495333), (47, 432099), (123, 165111), (141, 144033), (369, 55037), (423, 48011), (1171, 17343), (1927, 10539), (3513, 5781)]