18239836

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{197}}^1\times {\mathrm{293}}^1$

素因数の和:573

約数の個数: 24

約数和(自身を含む): 32598720

約数和(自身を除く): 14358884

約数列:

[1, 2, 4, 79, 158, 197, 293, 316, 394, 586, 788, 1172, 15563, 23147, 31126, 46294, 57721, 62252, 92588, 115442, 230884, 4559959, 9119918, 18239836]

約数ペア:

[(1, 18239836), (2, 9119918), (4, 4559959), (79, 230884), (158, 115442), (197, 92588), (293, 62252), (316, 57721), (394, 46294), (586, 31126), (788, 23147), (1172, 15563)]