19065500

素因数分解:

$2^2\times 5^3\times {\mathrm{17}}^1\times {\mathrm{2243}}^1$

素因数の和:2279

約数の個数: 48

約数和(自身を含む): 44108064

約数和(自身を除く): 25042564

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 125, 170, 250, 340, 425, 500, 850, 1700, 2125, 2243, 4250, 4486, 8500, 8972, 11215, 22430, 38131, 44860, 56075, 76262, 112150, 152524, 190655, 224300, 280375, 381310, 560750, 762620, 953275, 1121500, 1906550, 3813100, 4766375, 9532750, 19065500]

約数ペア:

[(1, 19065500), (2, 9532750), (4, 4766375), (5, 3813100), (10, 1906550), (17, 1121500), (20, 953275), (25, 762620), (34, 560750), (50, 381310), (68, 280375), (85, 224300), (100, 190655), (125, 152524), (170, 112150), (250, 76262), (340, 56075), (425, 44860), (500, 38131), (850, 22430), (1700, 11215), (2125, 8972), (2243, 8500), (4250, 4486)]