19681063745

素因数分解:

$5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{457}}^1\times {\mathrm{30011}}^1$

素因数の和:30521

約数の個数: 32

約数和(自身を含む): 27710919936

約数和(自身を除く): 8029856191

約数列:

[1, 5, 7, 35, 41, 205, 287, 457, 1435, 2285, 3199, 15995, 18737, 30011, 93685, 131159, 150055, 210077, 655795, 1050385, 1230451, 6152255, 8613157, 13715027, 43065785, 68575135, 96005189, 480025945, 562316107, 2811580535, 3936212749, 19681063745]

約数ペア:

[(1, 19681063745), (5, 3936212749), (7, 2811580535), (35, 562316107), (41, 480025945), (205, 96005189), (287, 68575135), (457, 43065785), (1435, 13715027), (2285, 8613157), (3199, 6152255), (15995, 1230451), (18737, 1050385), (30011, 655795), (93685, 210077), (131159, 150055)]