20809824

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{179}}^1$

素因数の和:372

約数の個数: 96

約数和(自身を含む): 63141120

約数和(自身を除く): 42331296

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 112, 168, 173, 179, 224, 336, 346, 358, 519, 537, 672, 692, 716, 1038, 1074, 1211, 1253, 1384, 1432, 2076, 2148, 2422, 2506, 2768, 2864, 3633, 3759, 4152, 4296, 4844, 5012, 5536, 5728, 7266, 7518, 8304, 8592, 9688, 10024, 14532, 15036, 16608, 17184, 19376, 20048, 29064, 30072, 30967, 38752, 40096, 58128, 60144, 61934, 92901, 116256, 120288, 123868, 185802, 216769, 247736, 371604, 433538, 495472, 650307, 743208, 867076, 990944, 1300614, 1486416, 1734152, 2601228, 2972832, 3468304, 5202456, 6936608, 10404912, 20809824]

約数ペア:

[(1, 20809824), (2, 10404912), (3, 6936608), (4, 5202456), (6, 3468304), (7, 2972832), (8, 2601228), (12, 1734152), (14, 1486416), (16, 1300614), (21, 990944), (24, 867076), (28, 743208), (32, 650307), (42, 495472), (48, 433538), (56, 371604), (84, 247736), (96, 216769), (112, 185802), (168, 123868), (173, 120288), (179, 116256), (224, 92901), (336, 61934), (346, 60144), (358, 58128), (519, 40096), (537, 38752), (672, 30967), (692, 30072), (716, 29064), (1038, 20048), (1074, 19376), (1211, 17184), (1253, 16608), (1384, 15036), (1432, 14532), (2076, 10024), (2148, 9688), (2422, 8592), (2506, 8304), (2768, 7518), (2864, 7266), (3633, 5728), (3759, 5536), (4152, 5012), (4296, 4844)]