20493603

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{1637}}^1$

素因数の和:1763

約数の個数: 24

約数和(自身を含む): 32196528

約数和(自身を除く): 11702925

約数列:

[1, 3, 9, 13, 39, 107, 117, 321, 963, 1391, 1637, 4173, 4911, 12519, 14733, 21281, 63843, 175159, 191529, 525477, 1576431, 2277067, 6831201, 20493603]

約数ペア:

[(1, 20493603), (3, 6831201), (9, 2277067), (13, 1576431), (39, 525477), (107, 191529), (117, 175159), (321, 63843), (963, 21281), (1391, 14733), (1637, 12519), (4173, 4911)]