19613691

素因数分解:

$3^3\times {\mathrm{97}}^1\times {\mathrm{7489}}^1$

素因数の和:7595

約数の個数: 16

約数和(自身を含む): 29360800

約数和(自身を除く): 9747109

約数列:

[1, 3, 9, 27, 97, 291, 873, 2619, 7489, 22467, 67401, 202203, 726433, 2179299, 6537897, 19613691]

約数ペア:

[(1, 19613691), (3, 6537897), (9, 2179299), (27, 726433), (97, 202203), (291, 67401), (873, 22467), (2619, 7489)]