20171663792

素因数分解:

$2^4\times 7^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{17659}}^1$

素因数の和:17759

約数の個数: 120

約数和(自身を含む): 47931217920

約数和(自身を除く): 27759554128

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 47, 49, 56, 62, 94, 98, 112, 124, 188, 196, 217, 248, 329, 376, 392, 434, 496, 658, 752, 784, 868, 1316, 1457, 1519, 1736, 2303, 2632, 2914, 3038, 3472, 4606, 5264, 5828, 6076, 9212, 10199, 11656, 12152, 17659, 18424, 20398, 23312, 24304, 35318, 36848, 40796, 70636, 71393, 81592, 123613, 141272, 142786, 163184, 247226, 282544, 285572, 494452, 547429, 571144, 829973, 865291, 988904, 1094858, 1142288, 1659946, 1730582, 1977808, 2189716, 3319892, 3461164, 3832003, 4379432, 5809811, 6639784, 6922328, 7664006, 8758864, 11619622, 13279568, 13844656, 15328012, 23239244, 25729163, 26824021, 30656024, 40668677, 46478488, 51458326, 53648042, 61312048, 81337354, 92956976, 102916652, 107296084, 162674708, 180104141, 205833304, 214592168, 325349416, 360208282, 411666608, 429184336, 650698832, 720416564, 1260728987, 1440833128, 2521457974, 2881666256, 5042915948, 10085831896, 20171663792]

約数ペア:

[(1, 20171663792), (2, 10085831896), (4, 5042915948), (7, 2881666256), (8, 2521457974), (14, 1440833128), (16, 1260728987), (28, 720416564), (31, 650698832), (47, 429184336), (49, 411666608), (56, 360208282), (62, 325349416), (94, 214592168), (98, 205833304), (112, 180104141), (124, 162674708), (188, 107296084), (196, 102916652), (217, 92956976), (248, 81337354), (329, 61312048), (376, 53648042), (392, 51458326), (434, 46478488), (496, 40668677), (658, 30656024), (752, 26824021), (784, 25729163), (868, 23239244), (1316, 15328012), (1457, 13844656), (1519, 13279568), (1736, 11619622), (2303, 8758864), (2632, 7664006), (2914, 6922328), (3038, 6639784), (3472, 5809811), (4606, 4379432), (5264, 3832003), (5828, 3461164), (6076, 3319892), (9212, 2189716), (10199, 1977808), (11656, 1730582), (12152, 1659946), (17659, 1142288), (18424, 1094858), (20398, 988904), (23312, 865291), (24304, 829973), (35318, 571144), (36848, 547429), (40796, 494452), (70636, 285572), (71393, 282544), (81592, 247226), (123613, 163184), (141272, 142786)]