20152756

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{599}}^1\times {\mathrm{647}}^1$

素因数の和:1263

約数の個数: 24

約数和(自身を含む): 38102400

約数和(自身を除く): 17949644

約数列:

[1, 2, 4, 13, 26, 52, 599, 647, 1198, 1294, 2396, 2588, 7787, 8411, 15574, 16822, 31148, 33644, 387553, 775106, 1550212, 5038189, 10076378, 20152756]

約数ペア:

[(1, 20152756), (2, 10076378), (4, 5038189), (13, 1550212), (26, 775106), (52, 387553), (599, 33644), (647, 31148), (1198, 16822), (1294, 15574), (2396, 8411), (2588, 7787)]