18320016

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1$

素因数の和:209

約数の個数: 160

約数和(自身を含む): 59246208

約数和(自身を除く): 40926192

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, 157, 176, 187, 204, 208, 221, 264, 272, 286, 312, 314, 374, 408, 429, 442, 471, 528, 561, 572, 624, 628, 663, 748, 816, 858, 884, 942, 1122, 1144, 1256, 1326, 1496, 1716, 1727, 1768, 1884, 2041, 2244, 2288, 2431, 2512, 2652, 2669, 2992, 3432, 3454, 3536, 3768, 4082, 4488, 4862, 5181, 5304, 5338, 6123, 6864, 6908, 7293, 7536, 8007, 8164, 8976, 9724, 10362, 10608, 10676, 12246, 13816, 14586, 16014, 16328, 19448, 20724, 21352, 22451, 24492, 27632, 29172, 29359, 32028, 32656, 34697, 38896, 41448, 42704, 44902, 48984, 58344, 58718, 64056, 67353, 69394, 82896, 88077, 89804, 97968, 104091, 116688, 117436, 128112, 134706, 138788, 176154, 179608, 208182, 234872, 269412, 277576, 352308, 359216, 381667, 416364, 469744, 538824, 555152, 704616, 763334, 832728, 1077648, 1145001, 1409232, 1526668, 1665456, 2290002, 3053336, 4580004, 6106672, 9160008, 18320016]

約数ペア:

[(1, 18320016), (2, 9160008), (3, 6106672), (4, 4580004), (6, 3053336), (8, 2290002), (11, 1665456), (12, 1526668), (13, 1409232), (16, 1145001), (17, 1077648), (22, 832728), (24, 763334), (26, 704616), (33, 555152), (34, 538824), (39, 469744), (44, 416364), (48, 381667), (51, 359216), (52, 352308), (66, 277576), (68, 269412), (78, 234872), (88, 208182), (102, 179608), (104, 176154), (132, 138788), (136, 134706), (143, 128112), (156, 117436), (157, 116688), (176, 104091), (187, 97968), (204, 89804), (208, 88077), (221, 82896), (264, 69394), (272, 67353), (286, 64056), (312, 58718), (314, 58344), (374, 48984), (408, 44902), (429, 42704), (442, 41448), (471, 38896), (528, 34697), (561, 32656), (572, 32028), (624, 29359), (628, 29172), (663, 27632), (748, 24492), (816, 22451), (858, 21352), (884, 20724), (942, 19448), (1122, 16328), (1144, 16014), (1256, 14586), (1326, 13816), (1496, 12246), (1716, 10676), (1727, 10608), (1768, 10362), (1884, 9724), (2041, 8976), (2244, 8164), (2288, 8007), (2431, 7536), (2512, 7293), (2652, 6908), (2669, 6864), (2992, 6123), (3432, 5338), (3454, 5304), (3536, 5181), (3768, 4862), (4082, 4488)]