20214987

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{14009}}^1$

素因数の和:14062

約数の個数: 16

約数和(自身を含む): 29813280

約数和(自身を除く): 9598293

約数列:

[1, 3, 13, 37, 39, 111, 481, 1443, 14009, 42027, 182117, 518333, 546351, 1554999, 6738329, 20214987]

約数ペア:

[(1, 20214987), (3, 6738329), (13, 1554999), (37, 546351), (39, 518333), (111, 182117), (481, 42027), (1443, 14009)]