20299318

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{14731}}^1$

素因数の和:14799

約数の個数: 16

約数和(自身を含む): 33412176

約数和(自身を除く): 13112858

約数列:

[1, 2, 13, 26, 53, 106, 689, 1378, 14731, 29462, 191503, 383006, 780743, 1561486, 10149659, 20299318]

約数ペア:

[(1, 20299318), (2, 10149659), (13, 1561486), (26, 780743), (53, 383006), (106, 191503), (689, 29462), (1378, 14731)]