19930970

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{117241}}^1$

素因数の和:117265

約数の個数: 16

約数和(自身を含む): 37986408

約数和(自身を除く): 18055438

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 117241, 234482, 586205, 1172410, 1993097, 3986194, 9965485, 19930970]

約数ペア:

[(1, 19930970), (2, 9965485), (5, 3986194), (10, 1993097), (17, 1172410), (34, 586205), (85, 234482), (170, 117241)]