20887152

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{179}}^1$

素因数の和:231

約数の個数: 160

約数和(自身を含む): 67495680

約数和(自身を除く): 46608528

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 16, 17, 22, 24, 26, 33, 34, 39, 44, 48, 51, 52, 66, 68, 78, 88, 102, 104, 132, 136, 143, 156, 176, 179, 187, 204, 208, 221, 264, 272, 286, 312, 358, 374, 408, 429, 442, 528, 537, 561, 572, 624, 663, 716, 748, 816, 858, 884, 1074, 1122, 1144, 1326, 1432, 1496, 1716, 1768, 1969, 2148, 2244, 2288, 2327, 2431, 2652, 2864, 2992, 3043, 3432, 3536, 3938, 4296, 4488, 4654, 4862, 5304, 5907, 6086, 6864, 6981, 7293, 7876, 8592, 8976, 9129, 9308, 9724, 10608, 11814, 12172, 13962, 14586, 15752, 18258, 18616, 19448, 23628, 24344, 25597, 27924, 29172, 31504, 33473, 36516, 37232, 38896, 39559, 47256, 48688, 51194, 55848, 58344, 66946, 73032, 76791, 79118, 94512, 100419, 102388, 111696, 116688, 118677, 133892, 146064, 153582, 158236, 200838, 204776, 237354, 267784, 307164, 316472, 401676, 409552, 435149, 474708, 535568, 614328, 632944, 803352, 870298, 949416, 1228656, 1305447, 1606704, 1740596, 1898832, 2610894, 3481192, 5221788, 6962384, 10443576, 20887152]

約数ペア:

[(1, 20887152), (2, 10443576), (3, 6962384), (4, 5221788), (6, 3481192), (8, 2610894), (11, 1898832), (12, 1740596), (13, 1606704), (16, 1305447), (17, 1228656), (22, 949416), (24, 870298), (26, 803352), (33, 632944), (34, 614328), (39, 535568), (44, 474708), (48, 435149), (51, 409552), (52, 401676), (66, 316472), (68, 307164), (78, 267784), (88, 237354), (102, 204776), (104, 200838), (132, 158236), (136, 153582), (143, 146064), (156, 133892), (176, 118677), (179, 116688), (187, 111696), (204, 102388), (208, 100419), (221, 94512), (264, 79118), (272, 76791), (286, 73032), (312, 66946), (358, 58344), (374, 55848), (408, 51194), (429, 48688), (442, 47256), (528, 39559), (537, 38896), (561, 37232), (572, 36516), (624, 33473), (663, 31504), (716, 29172), (748, 27924), (816, 25597), (858, 24344), (884, 23628), (1074, 19448), (1122, 18616), (1144, 18258), (1326, 15752), (1432, 14586), (1496, 13962), (1716, 12172), (1768, 11814), (1969, 10608), (2148, 9724), (2244, 9308), (2288, 9129), (2327, 8976), (2431, 8592), (2652, 7876), (2864, 7293), (2992, 6981), (3043, 6864), (3432, 6086), (3536, 5907), (3938, 5304), (4296, 4862), (4488, 4654)]