20145552669

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{4091}}^1\times {\mathrm{49741}}^1$

素因数の和:53849

約数の個数: 24

約数和(自身を含む): 31752905184

約数和(自身を除く): 11607352515

約数列:

[1, 3, 9, 11, 33, 99, 4091, 12273, 36819, 45001, 49741, 135003, 149223, 405009, 447669, 547151, 1641453, 4924359, 203490431, 610471293, 1831413879, 2238394741, 6715184223, 20145552669]

約数ペア:

[(1, 20145552669), (3, 6715184223), (9, 2238394741), (11, 1831413879), (33, 610471293), (99, 203490431), (4091, 4924359), (12273, 1641453), (36819, 547151), (45001, 447669), (49741, 405009), (135003, 149223)]