20671036644

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{647}}^1\times {\mathrm{787}}^1$

素因数の和:1657

約数の個数: 96

約数和(自身を含む): 51470899200

約数和(自身を除く): 30799862556

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 199, 204, 398, 597, 647, 787, 796, 1194, 1294, 1574, 1941, 2361, 2388, 2588, 3148, 3383, 3882, 4722, 6766, 7764, 9444, 10149, 10999, 13379, 13532, 20298, 21998, 26758, 32997, 40137, 40596, 43996, 53516, 65994, 80274, 128753, 131988, 156613, 160548, 257506, 313226, 386259, 469839, 509189, 515012, 626452, 772518, 939678, 1018378, 1527567, 1545036, 1879356, 2036756, 2188801, 2662421, 3055134, 4377602, 5324842, 6110268, 6566403, 7987263, 8656213, 8755204, 10649684, 13132806, 15974526, 17312426, 25968639, 26265612, 31949052, 34624852, 51937278, 101328611, 103874556, 202657222, 303985833, 405314444, 607971666, 1215943332, 1722586387, 3445172774, 5167759161, 6890345548, 10335518322, 20671036644]

約数ペア:

[(1, 20671036644), (2, 10335518322), (3, 6890345548), (4, 5167759161), (6, 3445172774), (12, 1722586387), (17, 1215943332), (34, 607971666), (51, 405314444), (68, 303985833), (102, 202657222), (199, 103874556), (204, 101328611), (398, 51937278), (597, 34624852), (647, 31949052), (787, 26265612), (796, 25968639), (1194, 17312426), (1294, 15974526), (1574, 13132806), (1941, 10649684), (2361, 8755204), (2388, 8656213), (2588, 7987263), (3148, 6566403), (3383, 6110268), (3882, 5324842), (4722, 4377602), (6766, 3055134), (7764, 2662421), (9444, 2188801), (10149, 2036756), (10999, 1879356), (13379, 1545036), (13532, 1527567), (20298, 1018378), (21998, 939678), (26758, 772518), (32997, 626452), (40137, 515012), (40596, 509189), (43996, 469839), (53516, 386259), (65994, 313226), (80274, 257506), (128753, 160548), (131988, 156613)]