19773676

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{29251}}^1$

素因数の和:29281

約数の個数: 18

約数和(自身を含む): 37471812

約数和(自身を除く): 17698136

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 29251, 58502, 117004, 380263, 760526, 1521052, 4943419, 9886838, 19773676]

約数ペア:

[(1, 19773676), (2, 9886838), (4, 4943419), (13, 1521052), (26, 760526), (52, 380263), (169, 117004), (338, 58502), (676, 29251)]