20123486618

素因数分解:

$2^1\times {\mathrm{83}}^1\times {\mathrm{157}}^1\times {\mathrm{772139}}^1$

素因数の和:772381

約数の個数: 16

約数和(自身を含む): 30743526240

約数和(自身を除く): 10620039622

約数列:

[1, 2, 83, 157, 166, 314, 13031, 26062, 772139, 1544278, 64087537, 121225823, 128175074, 242451646, 10061743309, 20123486618]

約数ペア:

[(1, 20123486618), (2, 10061743309), (83, 242451646), (157, 128175074), (166, 121225823), (314, 64087537), (13031, 1544278), (26062, 772139)]