18044572

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{557}}^1$

素因数の和:670

約数の個数: 48

約数和(自身を含む): 39372480

約数和(自身を除く): 21327908

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 89, 91, 178, 182, 356, 364, 557, 623, 1114, 1157, 1246, 2228, 2314, 2492, 3899, 4628, 7241, 7798, 8099, 14482, 15596, 16198, 28964, 32396, 49573, 50687, 99146, 101374, 198292, 202748, 347011, 644449, 694022, 1288898, 1388044, 2577796, 4511143, 9022286, 18044572]

約数ペア:

[(1, 18044572), (2, 9022286), (4, 4511143), (7, 2577796), (13, 1388044), (14, 1288898), (26, 694022), (28, 644449), (52, 347011), (89, 202748), (91, 198292), (178, 101374), (182, 99146), (356, 50687), (364, 49573), (557, 32396), (623, 28964), (1114, 16198), (1157, 15596), (1246, 14482), (2228, 8099), (2314, 7798), (2492, 7241), (3899, 4628)]