20164552

素因数分解:

$2^3\times {\mathrm{89}}^1\times {\mathrm{127}}^1\times {\mathrm{223}}^1$

素因数の和:445

約数の個数: 32

約数和(自身を含む): 38707200

約数和(自身を除く): 18542648

約数列:

[1, 2, 4, 8, 89, 127, 178, 223, 254, 356, 446, 508, 712, 892, 1016, 1784, 11303, 19847, 22606, 28321, 39694, 45212, 56642, 79388, 90424, 113284, 158776, 226568, 2520569, 5041138, 10082276, 20164552]

約数ペア:

[(1, 20164552), (2, 10082276), (4, 5041138), (8, 2520569), (89, 226568), (127, 158776), (178, 113284), (223, 90424), (254, 79388), (356, 56642), (446, 45212), (508, 39694), (712, 28321), (892, 22606), (1016, 19847), (1784, 11303)]