20238543

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{4219}}^1$

素因数の和:4279

約数の個数: 24

約数和(自身を含む): 32257680

約数和(自身を除く): 12019137

約数列:

[1, 3, 9, 13, 39, 41, 117, 123, 369, 533, 1599, 4219, 4797, 12657, 37971, 54847, 164541, 172979, 493623, 518937, 1556811, 2248727, 6746181, 20238543]

約数ペア:

[(1, 20238543), (3, 6746181), (9, 2248727), (13, 1556811), (39, 518937), (41, 493623), (117, 172979), (123, 164541), (369, 54847), (533, 37971), (1599, 12657), (4219, 4797)]