18964656

素因数分解:

$2^4\times 3^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:219

約数の個数: 120

約数和(自身を含む): 57567744

約数和(自身を除く): 38603088

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 34, 36, 48, 51, 61, 68, 72, 102, 122, 127, 136, 144, 153, 183, 204, 244, 254, 272, 306, 366, 381, 408, 488, 508, 549, 612, 732, 762, 816, 976, 1016, 1037, 1098, 1143, 1224, 1464, 1524, 2032, 2074, 2159, 2196, 2286, 2448, 2928, 3048, 3111, 4148, 4318, 4392, 4572, 6096, 6222, 6477, 7747, 8296, 8636, 8784, 9144, 9333, 12444, 12954, 15494, 16592, 17272, 18288, 18666, 19431, 23241, 24888, 25908, 30988, 34544, 37332, 38862, 46482, 49776, 51816, 61976, 69723, 74664, 77724, 92964, 103632, 123952, 131699, 139446, 149328, 155448, 185928, 263398, 278892, 310896, 371856, 395097, 526796, 557784, 790194, 1053592, 1115568, 1185291, 1580388, 2107184, 2370582, 3160776, 4741164, 6321552, 9482328, 18964656]

約数ペア:

[(1, 18964656), (2, 9482328), (3, 6321552), (4, 4741164), (6, 3160776), (8, 2370582), (9, 2107184), (12, 1580388), (16, 1185291), (17, 1115568), (18, 1053592), (24, 790194), (34, 557784), (36, 526796), (48, 395097), (51, 371856), (61, 310896), (68, 278892), (72, 263398), (102, 185928), (122, 155448), (127, 149328), (136, 139446), (144, 131699), (153, 123952), (183, 103632), (204, 92964), (244, 77724), (254, 74664), (272, 69723), (306, 61976), (366, 51816), (381, 49776), (408, 46482), (488, 38862), (508, 37332), (549, 34544), (612, 30988), (732, 25908), (762, 24888), (816, 23241), (976, 19431), (1016, 18666), (1037, 18288), (1098, 17272), (1143, 16592), (1224, 15494), (1464, 12954), (1524, 12444), (2032, 9333), (2074, 9144), (2159, 8784), (2196, 8636), (2286, 8296), (2448, 7747), (2928, 6477), (3048, 6222), (3111, 6096), (4148, 4572), (4318, 4392)]