19743970

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{116141}}^1$

素因数の和:116165

約数の個数: 16

約数和(自身を含む): 37630008

約数和(自身を除く): 17886038

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 116141, 232282, 580705, 1161410, 1974397, 3948794, 9871985, 19743970]

約数ペア:

[(1, 19743970), (2, 9871985), (5, 3948794), (10, 1974397), (17, 1161410), (34, 580705), (85, 232282), (170, 116141)]