11973988

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{17713}}^1$

素因数の和:17743

約数の個数: 18

約数和(自身を含む): 22691634

約数和(自身を除く): 10717646

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 17713, 35426, 70852, 230269, 460538, 921076, 2993497, 5986994, 11973988]

約数ペア:

[(1, 11973988), (2, 5986994), (4, 2993497), (13, 921076), (26, 460538), (52, 230269), (169, 70852), (338, 35426), (676, 17713)]