20180245818

素因数分解:

$2^1\times 3^1\times {\mathrm{131}}^1\times {\mathrm{2239}}^1\times {\mathrm{11467}}^1$

素因数の和:13842

約数の個数: 32

約数和(自身を含む): 40690298880

約数和(自身を除く): 20510053062

約数列:

[1, 2, 3, 6, 131, 262, 393, 786, 2239, 4478, 6717, 11467, 13434, 22934, 34401, 68802, 293309, 586618, 879927, 1502177, 1759854, 3004354, 4506531, 9013062, 25674613, 51349226, 77023839, 154047678, 3363374303, 6726748606, 10090122909, 20180245818]

約数ペア:

[(1, 20180245818), (2, 10090122909), (3, 6726748606), (6, 3363374303), (131, 154047678), (262, 77023839), (393, 51349226), (786, 25674613), (2239, 9013062), (4478, 4506531), (6717, 3004354), (11467, 1759854), (13434, 1502177), (22934, 879927), (34401, 586618), (68802, 293309)]