20247615

素因数分解:

$3^2\times 5^1\times {\mathrm{241}}^1\times {\mathrm{1867}}^1$

素因数の和:2119

約数の個数: 24

約数和(自身を含む): 35260368

約数和(自身を除く): 15012753

約数列:

[1, 3, 5, 9, 15, 45, 241, 723, 1205, 1867, 2169, 3615, 5601, 9335, 10845, 16803, 28005, 84015, 449947, 1349841, 2249735, 4049523, 6749205, 20247615]

約数ペア:

[(1, 20247615), (3, 6749205), (5, 4049523), (9, 2249735), (15, 1349841), (45, 449947), (241, 84015), (723, 28005), (1205, 16803), (1867, 10845), (2169, 9335), (3615, 5601)]