20338892

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{38231}}^1$

素因数の和:38261

約数の個数: 24

約数和(自身を含む): 42819840

約数和(自身を除く): 22480948

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 38231, 76462, 152924, 267617, 535234, 726389, 1070468, 1452778, 2905556, 5084723, 10169446, 20338892]

約数ペア:

[(1, 20338892), (2, 10169446), (4, 5084723), (7, 2905556), (14, 1452778), (19, 1070468), (28, 726389), (38, 535234), (76, 267617), (133, 152924), (266, 76462), (532, 38231)]