20161392945

素因数分解:

$3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{206879}}^1$

素因数の和:207049

約数の個数: 32

約数和(自身を含む): 33067699200

約数和(自身を除く): 12906306255

約数列:

[1, 3, 5, 15, 73, 89, 219, 267, 365, 445, 1095, 1335, 6497, 19491, 32485, 97455, 206879, 620637, 1034395, 3103185, 15102167, 18412231, 45306501, 55236693, 75510835, 92061155, 226532505, 276183465, 1344092863, 4032278589, 6720464315, 20161392945]

約数ペア:

[(1, 20161392945), (3, 6720464315), (5, 4032278589), (15, 1344092863), (73, 276183465), (89, 226532505), (219, 92061155), (267, 75510835), (365, 55236693), (445, 45306501), (1095, 18412231), (1335, 15102167), (6497, 3103185), (19491, 1034395), (32485, 620637), (97455, 206879)]