18563886

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1$

素因数の和:162

約数の個数: 96

約数和(自身を含む): 47005920

約数和(自身を除く): 28442034

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 29, 33, 53, 58, 61, 66, 87, 99, 106, 122, 159, 174, 183, 198, 261, 318, 319, 366, 477, 522, 549, 583, 638, 671, 954, 957, 1098, 1166, 1342, 1537, 1749, 1769, 1914, 2013, 2871, 3074, 3233, 3498, 3538, 4026, 4611, 5247, 5307, 5742, 6039, 6466, 9222, 9699, 10494, 10614, 12078, 13833, 15921, 16907, 19398, 19459, 27666, 29097, 31842, 33814, 35563, 38918, 50721, 58194, 58377, 71126, 93757, 101442, 106689, 116754, 152163, 175131, 187514, 213378, 281271, 304326, 320067, 350262, 562542, 640134, 843813, 1031327, 1687626, 2062654, 3093981, 6187962, 9281943, 18563886]

約数ペア:

[(1, 18563886), (2, 9281943), (3, 6187962), (6, 3093981), (9, 2062654), (11, 1687626), (18, 1031327), (22, 843813), (29, 640134), (33, 562542), (53, 350262), (58, 320067), (61, 304326), (66, 281271), (87, 213378), (99, 187514), (106, 175131), (122, 152163), (159, 116754), (174, 106689), (183, 101442), (198, 93757), (261, 71126), (318, 58377), (319, 58194), (366, 50721), (477, 38918), (522, 35563), (549, 33814), (583, 31842), (638, 29097), (671, 27666), (954, 19459), (957, 19398), (1098, 16907), (1166, 15921), (1342, 13833), (1537, 12078), (1749, 10614), (1769, 10494), (1914, 9699), (2013, 9222), (2871, 6466), (3074, 6039), (3233, 5742), (3498, 5307), (3538, 5247), (4026, 4611)]