20163344

素因数分解:

$2^4\times {\mathrm{197}}^1\times {\mathrm{6397}}^1$

素因数の和:6602

約数の個数: 20

約数和(自身を含む): 39270924

約数和(自身を除く): 19107580

約数列:

[1, 2, 4, 8, 16, 197, 394, 788, 1576, 3152, 6397, 12794, 25588, 51176, 102352, 1260209, 2520418, 5040836, 10081672, 20163344]

約数ペア:

[(1, 20163344), (2, 10081672), (4, 5040836), (8, 2520418), (16, 1260209), (197, 102352), (394, 51176), (788, 25588), (1576, 12794), (3152, 6397)]