20199691538

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{59762401}}^1$

素因数の和:59762429

約数の個数: 12

約数和(自身を含む): 32809558698

約数和(自身を除く): 12609867160

約数列:

[1, 2, 13, 26, 169, 338, 59762401, 119524802, 776911213, 1553822426, 10099845769, 20199691538]

約数ペア:

[(1, 20199691538), (2, 10099845769), (13, 1553822426), (26, 776911213), (169, 119524802), (338, 59762401)]