19778242

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{52883}}^1$

素因数の和:52913

約数の個数: 16

約数和(自身を含む): 34268832

約数和(自身を除く): 14490590

約数列:

[1, 2, 11, 17, 22, 34, 187, 374, 52883, 105766, 581713, 899011, 1163426, 1798022, 9889121, 19778242]

約数ペア:

[(1, 19778242), (2, 9889121), (11, 1798022), (17, 1163426), (22, 899011), (34, 581713), (187, 105766), (374, 52883)]