20803178

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{41113}}^1$

素因数の和:41149

約数の個数: 16

約数和(自身を含む): 35522496

約数和(自身を除く): 14719318

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 41113, 82226, 452243, 904486, 945599, 1891198, 10401589, 20803178]

約数ペア:

[(1, 20803178), (2, 10401589), (11, 1891198), (22, 945599), (23, 904486), (46, 452243), (253, 82226), (506, 41113)]