163960774322

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{21391}}^1\times {\mathrm{201709}}^1$

素因数の和:223121

約数の個数: 16

約数和(自身を含む): 258898819200

約数和(自身を除く): 94938044878

約数列:

[1, 2, 19, 38, 21391, 42782, 201709, 403418, 406429, 812858, 3832471, 7664942, 4314757219, 8629514438, 81980387161, 163960774322]

約数ペア:

[(1, 163960774322), (2, 81980387161), (19, 8629514438), (38, 4314757219), (21391, 7664942), (42782, 3832471), (201709, 812858), (403418, 406429)]