15661412528

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{22763681}}^1$

素因数の和:22763732

約数の個数: 20

約数和(自身を含む): 31049662248

約数和(自身を除く): 15388249720

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 22763681, 45527362, 91054724, 182109448, 364218896, 978838283, 1957676566, 3915353132, 7830706264, 15661412528]

約数ペア:

[(1, 15661412528), (2, 7830706264), (4, 3915353132), (8, 1957676566), (16, 978838283), (43, 364218896), (86, 182109448), (172, 91054724), (344, 45527362), (688, 22763681)]