20165766

素因数分解:

$2^1\times 3^1\times {\mathrm{643}}^1\times {\mathrm{5227}}^1$

素因数の和:5875

約数の個数: 16

約数和(自身を含む): 40401984

約数和(自身を除く): 20236218

約数列:

[1, 2, 3, 6, 643, 1286, 1929, 3858, 5227, 10454, 15681, 31362, 3360961, 6721922, 10082883, 20165766]

約数ペア:

[(1, 20165766), (2, 10082883), (3, 6721922), (6, 3360961), (643, 31362), (1286, 15681), (1929, 10454), (3858, 5227)]