20344422

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{691}}^1\times {\mathrm{701}}^1$

素因数の和:1404

約数の個数: 32

約数和(自身を含む): 46635264

約数和(自身を除く): 26290842

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 691, 701, 1382, 1402, 2073, 2103, 4146, 4206, 4837, 4907, 9674, 9814, 14511, 14721, 29022, 29442, 484391, 968782, 1453173, 2906346, 3390737, 6781474, 10172211, 20344422]

約数ペア:

[(1, 20344422), (2, 10172211), (3, 6781474), (6, 3390737), (7, 2906346), (14, 1453173), (21, 968782), (42, 484391), (691, 29442), (701, 29022), (1382, 14721), (1402, 14511), (2073, 9814), (2103, 9674), (4146, 4907), (4206, 4837)]