20233357557

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{315589}}^1$

素因数の和:315713

約数の個数: 32

約数和(自身を含む): 31993251840

約数和(自身を除く): 11759894283

約数列:

[1, 3, 7, 21, 43, 71, 129, 213, 301, 497, 903, 1491, 3053, 9159, 21371, 64113, 315589, 946767, 2209123, 6627369, 13570327, 22406819, 40710981, 67220457, 94992289, 156847733, 284976867, 470543199, 963493217, 2890479651, 6744452519, 20233357557]

約数ペア:

[(1, 20233357557), (3, 6744452519), (7, 2890479651), (21, 963493217), (43, 470543199), (71, 284976867), (129, 156847733), (213, 94992289), (301, 67220457), (497, 40710981), (903, 22406819), (1491, 13570327), (3053, 6627369), (9159, 2209123), (21371, 946767), (64113, 315589)]