20602156

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{307}}^1\times {\mathrm{883}}^1$

素因数の和:1213

約数の個数: 24

約数和(自身を含む): 38118080

約数和(自身を除く): 17515924

約数列:

[1, 2, 4, 19, 38, 76, 307, 614, 883, 1228, 1766, 3532, 5833, 11666, 16777, 23332, 33554, 67108, 271081, 542162, 1084324, 5150539, 10301078, 20602156]

約数ペア:

[(1, 20602156), (2, 10301078), (4, 5150539), (19, 1084324), (38, 542162), (76, 271081), (307, 67108), (614, 33554), (883, 23332), (1228, 16777), (1766, 11666), (3532, 5833)]