20806039085

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1049}}^1\times {\mathrm{13267}}^1$

素因数の和:14357

約数の個数: 32

約数和(自身を含む): 28085702400

約数和(自身を除く): 7279663315

約数列:

[1, 5, 13, 23, 65, 115, 299, 1049, 1495, 5245, 13267, 13637, 24127, 66335, 68185, 120635, 172471, 305141, 313651, 862355, 1525705, 1568255, 3966833, 13917083, 19834165, 69585415, 180922079, 320092909, 904610395, 1600464545, 4161207817, 20806039085]

約数ペア:

[(1, 20806039085), (5, 4161207817), (13, 1600464545), (23, 904610395), (65, 320092909), (115, 180922079), (299, 69585415), (1049, 19834165), (1495, 13917083), (5245, 3966833), (13267, 1568255), (13637, 1525705), (24127, 862355), (66335, 313651), (68185, 305141), (120635, 172471)]