20204769

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{347}}^1\times {\mathrm{1493}}^1$

素因数の和:1856

約数の個数: 16

約数和(自身を含む): 29115072

約数和(自身を除く): 8910303

約数列:

[1, 3, 13, 39, 347, 1041, 1493, 4479, 4511, 13533, 19409, 58227, 518071, 1554213, 6734923, 20204769]

約数ペア:

[(1, 20204769), (3, 6734923), (13, 1554213), (39, 518071), (347, 58227), (1041, 19409), (1493, 13533), (4479, 4511)]