20826307688

素因数分解:

$2^3\times {\mathrm{131}}^1\times {\mathrm{523}}^1\times {\mathrm{37997}}^1$

素因数の和:38657

約数の個数: 32

約数和(自身を含む): 39423684960

約数和(自身を除く): 18597377272

約数列:

[1, 2, 4, 8, 131, 262, 523, 524, 1046, 1048, 2092, 4184, 37997, 68513, 75994, 137026, 151988, 274052, 303976, 548104, 4977607, 9955214, 19872431, 19910428, 39744862, 39820856, 79489724, 158979448, 2603288461, 5206576922, 10413153844, 20826307688]

約数ペア:

[(1, 20826307688), (2, 10413153844), (4, 5206576922), (8, 2603288461), (131, 158979448), (262, 79489724), (523, 39820856), (524, 39744862), (1046, 19910428), (1048, 19872431), (2092, 9955214), (4184, 4977607), (37997, 548104), (68513, 303976), (75994, 274052), (137026, 151988)]