18105088

素因数分解:

$2^8\times {\mathrm{197}}^1\times {\mathrm{359}}^1$

素因数の和:572

約数の個数: 36

約数和(自身を含む): 36424080

約数和(自身を除く): 18318992

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 197, 256, 359, 394, 718, 788, 1436, 1576, 2872, 3152, 5744, 6304, 11488, 12608, 22976, 25216, 45952, 50432, 70723, 91904, 141446, 282892, 565784, 1131568, 2263136, 4526272, 9052544, 18105088]

約数ペア:

[(1, 18105088), (2, 9052544), (4, 4526272), (8, 2263136), (16, 1131568), (32, 565784), (64, 282892), (128, 141446), (197, 91904), (256, 70723), (359, 50432), (394, 45952), (718, 25216), (788, 22976), (1436, 12608), (1576, 11488), (2872, 6304), (3152, 5744)]