20280701979

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{4483}}^1\times {\mathrm{17333}}^1$

素因数の和:21851

約数の個数: 24

約数和(自身を含む): 30313005840

約数和(自身を除く): 10032303861

約数列:

[1, 3, 9, 29, 87, 261, 4483, 13449, 17333, 40347, 51999, 130007, 155997, 390021, 502657, 1170063, 1507971, 4523913, 77703839, 233111517, 699334551, 2253411331, 6760233993, 20280701979]

約数ペア:

[(1, 20280701979), (3, 6760233993), (9, 2253411331), (29, 699334551), (87, 233111517), (261, 77703839), (4483, 4523913), (13449, 1507971), (17333, 1170063), (40347, 502657), (51999, 390021), (130007, 155997)]