20017997568

素因数分解:

$2^8\times 3^2\times {\mathrm{239}}^1\times {\mathrm{36353}}^1$

素因数の和:36614

約数の個数: 108

約数和(自身を含む): 57959909280

約数和(自身を除く): 37941911712

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 239, 256, 288, 384, 478, 576, 717, 768, 956, 1152, 1434, 1912, 2151, 2304, 2868, 3824, 4302, 5736, 7648, 8604, 11472, 15296, 17208, 22944, 30592, 34416, 36353, 45888, 61184, 68832, 72706, 91776, 109059, 137664, 145412, 183552, 218118, 275328, 290824, 327177, 436236, 550656, 581648, 654354, 872472, 1163296, 1308708, 1744944, 2326592, 2617416, 3489888, 4653184, 5234832, 6979776, 8688367, 9306368, 10469664, 13959552, 17376734, 20939328, 26065101, 27919104, 34753468, 41878656, 52130202, 69506936, 78195303, 83757312, 104260404, 139013872, 156390606, 208520808, 278027744, 312781212, 417041616, 556055488, 625562424, 834083232, 1112110976, 1251124848, 1668166464, 2224221952, 2502249696, 3336332928, 5004499392, 6672665856, 10008998784, 20017997568]

約数ペア:

[(1, 20017997568), (2, 10008998784), (3, 6672665856), (4, 5004499392), (6, 3336332928), (8, 2502249696), (9, 2224221952), (12, 1668166464), (16, 1251124848), (18, 1112110976), (24, 834083232), (32, 625562424), (36, 556055488), (48, 417041616), (64, 312781212), (72, 278027744), (96, 208520808), (128, 156390606), (144, 139013872), (192, 104260404), (239, 83757312), (256, 78195303), (288, 69506936), (384, 52130202), (478, 41878656), (576, 34753468), (717, 27919104), (768, 26065101), (956, 20939328), (1152, 17376734), (1434, 13959552), (1912, 10469664), (2151, 9306368), (2304, 8688367), (2868, 6979776), (3824, 5234832), (4302, 4653184), (5736, 3489888), (7648, 2617416), (8604, 2326592), (11472, 1744944), (15296, 1308708), (17208, 1163296), (22944, 872472), (30592, 654354), (34416, 581648), (36353, 550656), (45888, 436236), (61184, 327177), (68832, 290824), (72706, 275328), (91776, 218118), (109059, 183552), (137664, 145412)]