19201586

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{337}}^1\times {\mathrm{919}}^1$

素因数の和:1289

約数の個数: 16

約数和(自身を含む): 29852160

約数和(自身を除く): 10650574

約数列:

[1, 2, 31, 62, 337, 674, 919, 1838, 10447, 20894, 28489, 56978, 309703, 619406, 9600793, 19201586]

約数ペア:

[(1, 19201586), (2, 9600793), (31, 619406), (62, 309703), (337, 56978), (674, 28489), (919, 20894), (1838, 10447)]