19413849

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{10159}}^1$

素因数の和:10189

約数の個数: 24

約数和(自身を含む): 32430720

約数和(自身を除く): 13016871

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1911, 10159, 30477, 71113, 132067, 213339, 396201, 497791, 924469, 1493373, 2773407, 6471283, 19413849]

約数ペア:

[(1, 19413849), (3, 6471283), (7, 2773407), (13, 1493373), (21, 924469), (39, 497791), (49, 396201), (91, 213339), (147, 132067), (273, 71113), (637, 30477), (1911, 10159)]