20945156952

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{443}}^1\times {\mathrm{115883}}^1$

素因数の和:116352

約数の個数: 64

約数和(自身を含む): 55568695680

約数和(自身を除く): 34623538728

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 68, 102, 136, 204, 408, 443, 886, 1329, 1772, 2658, 3544, 5316, 7531, 10632, 15062, 22593, 30124, 45186, 60248, 90372, 115883, 180744, 231766, 347649, 463532, 695298, 927064, 1390596, 1970011, 2781192, 3940022, 5910033, 7880044, 11820066, 15760088, 23640132, 47280264, 51336169, 102672338, 154008507, 205344676, 308017014, 410689352, 616034028, 872714873, 1232068056, 1745429746, 2618144619, 3490859492, 5236289238, 6981718984, 10472578476, 20945156952]

約数ペア:

[(1, 20945156952), (2, 10472578476), (3, 6981718984), (4, 5236289238), (6, 3490859492), (8, 2618144619), (12, 1745429746), (17, 1232068056), (24, 872714873), (34, 616034028), (51, 410689352), (68, 308017014), (102, 205344676), (136, 154008507), (204, 102672338), (408, 51336169), (443, 47280264), (886, 23640132), (1329, 15760088), (1772, 11820066), (2658, 7880044), (3544, 5910033), (5316, 3940022), (7531, 2781192), (10632, 1970011), (15062, 1390596), (22593, 927064), (30124, 695298), (45186, 463532), (60248, 347649), (90372, 231766), (115883, 180744)]