20805598

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{11971}}^1$

素因数の和:12063

約数の個数: 16

約数和(自身を含む): 34479360

約数和(自身を除く): 13673762

約数列:

[1, 2, 11, 22, 79, 158, 869, 1738, 11971, 23942, 131681, 263362, 945709, 1891418, 10402799, 20805598]

約数ペア:

[(1, 20805598), (2, 10402799), (11, 1891418), (22, 945709), (79, 263362), (158, 131681), (869, 23942), (1738, 11971)]