20504671

素因数分解:

${\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{383}}^1$

素因数の和:582

約数の個数: 16

約数和(自身を含む): 23298048

約数和(自身を除く): 2793377

約数列:

[1, 11, 31, 157, 341, 383, 1727, 4213, 4867, 11873, 53537, 60131, 130603, 661441, 1864061, 20504671]

約数ペア:

[(1, 20504671), (11, 1864061), (31, 661441), (157, 130603), (341, 60131), (383, 53537), (1727, 11873), (4213, 4867)]