20196782919

素因数分解:

$3^5\times {\mathrm{313}}^1\times {\mathrm{265541}}^1$

素因数の和:265869

約数の個数: 24

約数和(自身を含む): 30350388432

約数和(自身を除く): 10153605513

約数列:

[1, 3, 9, 27, 81, 243, 313, 939, 2817, 8451, 25353, 76059, 265541, 796623, 2389869, 7169607, 21508821, 64526463, 83114333, 249342999, 748028997, 2244086991, 6732260973, 20196782919]

約数ペア:

[(1, 20196782919), (3, 6732260973), (9, 2244086991), (27, 748028997), (81, 249342999), (243, 83114333), (313, 64526463), (939, 21508821), (2817, 7169607), (8451, 2389869), (25353, 796623), (76059, 265541)]