20374954

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{4093}}^1$

素因数の和:4245

約数の個数: 16

約数和(自身を含む): 32424480

約数和(自身を除く): 12049526

約数列:

[1, 2, 19, 38, 131, 262, 2489, 4093, 4978, 8186, 77767, 155534, 536183, 1072366, 10187477, 20374954]

約数ペア:

[(1, 20374954), (2, 10187477), (19, 1072366), (38, 536183), (131, 155534), (262, 77767), (2489, 8186), (4093, 4978)]