19871612

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{1601}}^1$

素因数の和:1741

約数の個数: 24

約数和(自身を含む): 36333360

約数和(自身を除く): 16461748

約数列:

[1, 2, 4, 29, 58, 107, 116, 214, 428, 1601, 3103, 3202, 6206, 6404, 12412, 46429, 92858, 171307, 185716, 342614, 685228, 4967903, 9935806, 19871612]

約数ペア:

[(1, 19871612), (2, 9935806), (4, 4967903), (29, 685228), (58, 342614), (107, 185716), (116, 171307), (214, 92858), (428, 46429), (1601, 12412), (3103, 6404), (3202, 6206)]