20162787827

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{181763}}^1$

素因数の和:181859

約数の個数: 32

約数和(自身を含む): 26383408128

約数和(自身を除く): 6220620301

約数列:

[1, 7, 13, 23, 53, 91, 161, 299, 371, 689, 1219, 2093, 4823, 8533, 15847, 110929, 181763, 1272341, 2362919, 4180549, 9633439, 16540433, 29263843, 54347137, 67434073, 125234707, 221569097, 380429959, 876642949, 1550983679, 2880398261, 20162787827]

約数ペア:

[(1, 20162787827), (7, 2880398261), (13, 1550983679), (23, 876642949), (53, 380429959), (91, 221569097), (161, 125234707), (299, 67434073), (371, 54347137), (689, 29263843), (1219, 16540433), (2093, 9633439), (4823, 4180549), (8533, 2362919), (15847, 1272341), (110929, 181763)]