20080159

素因数分解:

${\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{479}}^1$

素因数の和:630

約数の個数: 16

約数和(自身を含む): 22763520

約数和(自身を除く): 2683361

約数列:

[1, 11, 37, 103, 407, 479, 1133, 3811, 5269, 17723, 41921, 49337, 194953, 542707, 1825469, 20080159]

約数ペア:

[(1, 20080159), (11, 1825469), (37, 542707), (103, 194953), (407, 49337), (479, 41921), (1133, 17723), (3811, 5269)]