20979032

素因数分解:

$2^3\times {\mathrm{73}}^1\times {\mathrm{35923}}^1$

素因数の和:36002

約数の個数: 16

約数和(自身を含む): 39875640

約数和(自身を除く): 18896608

約数列:

[1, 2, 4, 8, 73, 146, 292, 584, 35923, 71846, 143692, 287384, 2622379, 5244758, 10489516, 20979032]

約数ペア:

[(1, 20979032), (2, 10489516), (4, 5244758), (8, 2622379), (73, 287384), (146, 143692), (292, 71846), (584, 35923)]