290005246

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{431}}^1\times {\mathrm{17707}}^1$

素因数の和:18159

約数の個数: 16

約数和(自身を含む): 458991360

約数和(自身を除く): 168986114

約数列:

[1, 2, 19, 38, 431, 862, 8189, 16378, 17707, 35414, 336433, 672866, 7631717, 15263434, 145002623, 290005246]

約数ペア:

[(1, 290005246), (2, 145002623), (19, 15263434), (38, 7631717), (431, 672866), (862, 336433), (8189, 35414), (16378, 17707)]