8919976

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{431}}^1$

素因数の和:649

約数の個数: 32

約数和(自身を含む): 18144000

約数和(自身を除く): 9224024

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 199, 398, 431, 796, 862, 1592, 1724, 2587, 3448, 5174, 5603, 10348, 11206, 20696, 22412, 44824, 85769, 171538, 343076, 686152, 1114997, 2229994, 4459988, 8919976]

約数ペア:

[(1, 8919976), (2, 4459988), (4, 2229994), (8, 1114997), (13, 686152), (26, 343076), (52, 171538), (104, 85769), (199, 44824), (398, 22412), (431, 20696), (796, 11206), (862, 10348), (1592, 5603), (1724, 5174), (2587, 3448)]