20087559

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{179}}^1\times {\mathrm{337}}^1$

素因数の和:559

約数の個数: 24

約数和(自身を含む): 30054960

約数和(自身を除く): 9967401

約数列:

[1, 3, 9, 37, 111, 179, 333, 337, 537, 1011, 1611, 3033, 6623, 12469, 19869, 37407, 59607, 60323, 112221, 180969, 542907, 2231951, 6695853, 20087559]

約数ペア:

[(1, 20087559), (3, 6695853), (9, 2231951), (37, 542907), (111, 180969), (179, 112221), (333, 60323), (337, 59607), (537, 37407), (1011, 19869), (1611, 12469), (3033, 6623)]