39963976

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{1931}}^1$

素因数の和:2149

約数の個数: 32

約数和(自身を含む): 81144000

約数和(自身を除く): 41180024

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 199, 398, 796, 1592, 1931, 2587, 3862, 5174, 7724, 10348, 15448, 20696, 25103, 50206, 100412, 200824, 384269, 768538, 1537076, 3074152, 4995497, 9990994, 19981988, 39963976]

約数ペア:

[(1, 39963976), (2, 19981988), (4, 9990994), (8, 4995497), (13, 3074152), (26, 1537076), (52, 768538), (104, 384269), (199, 200824), (398, 100412), (796, 50206), (1592, 25103), (1931, 20696), (2587, 15448), (3862, 10348), (5174, 7724)]