664584166

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{647}}^1\times {\mathrm{27031}}^1$

素因数の和:27699

約数の個数: 16

約数和(自身を含む): 1051004160

約数和(自身を除く): 386419994

約数列:

[1, 2, 19, 38, 647, 1294, 12293, 24586, 27031, 54062, 513589, 1027178, 17489057, 34978114, 332292083, 664584166]

約数ペア:

[(1, 664584166), (2, 332292083), (19, 34978114), (38, 17489057), (647, 1027178), (1294, 513589), (12293, 54062), (24586, 27031)]