19948429

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{313}}^1$

素因数の和:516

約数の個数: 16

約数和(自身を含む): 22246272

約数和(自身を除く): 2297843

約数列:

[1, 17, 23, 163, 313, 391, 2771, 3749, 5321, 7199, 51019, 63733, 122383, 867323, 1173437, 19948429]

約数ペア:

[(1, 19948429), (17, 1173437), (23, 867323), (163, 122383), (313, 63733), (391, 51019), (2771, 7199), (3749, 5321)]