128520453578

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{20051}}^1\times {\mathrm{291349}}^1$

素因数の和:311413

約数の個数: 16

約数和(自身を含む): 210317407200

約数和(自身を除く): 81796953622

約数列:

[1, 2, 11, 22, 20051, 40102, 220561, 291349, 441122, 582698, 3204839, 6409678, 5841838799, 11683677598, 64260226789, 128520453578]

約数ペア:

[(1, 128520453578), (2, 64260226789), (11, 11683677598), (22, 5841838799), (20051, 6409678), (40102, 3204839), (220561, 582698), (291349, 441122)]