20579892484

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{4153}}^1\times {\mathrm{65203}}^1$

素因数の和:69379

約数の個数: 24

約数和(自身を含む): 37920038240

約数和(自身を除く): 17340145756

約数列:

[1, 2, 4, 19, 38, 76, 4153, 8306, 16612, 65203, 78907, 130406, 157814, 260812, 315628, 1238857, 2477714, 4955428, 270788059, 541576118, 1083152236, 5144973121, 10289946242, 20579892484]

約数ペア:

[(1, 20579892484), (2, 10289946242), (4, 5144973121), (19, 1083152236), (38, 541576118), (76, 270788059), (4153, 4955428), (8306, 2477714), (16612, 1238857), (65203, 315628), (78907, 260812), (130406, 157814)]