20834504

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{569}}^1$

素因数の和:797

約数の個数: 32

約数和(自身を含む): 41040000

約数和(自身を除く): 20205496

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 199, 398, 569, 796, 1138, 1592, 2276, 4552, 4577, 9154, 13087, 18308, 26174, 36616, 52348, 104696, 113231, 226462, 452924, 905848, 2604313, 5208626, 10417252, 20834504]

約数ペア:

[(1, 20834504), (2, 10417252), (4, 5208626), (8, 2604313), (23, 905848), (46, 452924), (92, 226462), (184, 113231), (199, 104696), (398, 52348), (569, 36616), (796, 26174), (1138, 18308), (1592, 13087), (2276, 9154), (4552, 4577)]