19989586

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{11093}}^1$

素因数の和:11165

約数の個数: 16

約数和(自身を含む): 32350104

約数和(自身を除く): 12360518

約数列:

[1, 2, 17, 34, 53, 106, 901, 1802, 11093, 22186, 188581, 377162, 587929, 1175858, 9994793, 19989586]

約数ペア:

[(1, 19989586), (2, 9994793), (17, 1175858), (34, 587929), (53, 377162), (106, 188581), (901, 22186), (1802, 11093)]