20874686530

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{337}}^1\times {\mathrm{1601}}^1$

素因数の和:2071

約数の個数: 64

約数和(自身を含む): 38947285728

約数和(自身を除く): 18072599198

約数列:

[1, 2, 5, 10, 53, 73, 106, 146, 265, 337, 365, 530, 674, 730, 1601, 1685, 3202, 3370, 3869, 7738, 8005, 16010, 17861, 19345, 24601, 35722, 38690, 49202, 84853, 89305, 116873, 123005, 169706, 178610, 233746, 246010, 424265, 539537, 584365, 848530, 1079074, 1168730, 1303853, 2607706, 2697685, 5395370, 6194269, 6519265, 12388538, 13038530, 28595461, 30971345, 39386201, 57190922, 61942690, 78772402, 142977305, 196931005, 285954610, 393862010, 2087468653, 4174937306, 10437343265, 20874686530]

約数ペア:

[(1, 20874686530), (2, 10437343265), (5, 4174937306), (10, 2087468653), (53, 393862010), (73, 285954610), (106, 196931005), (146, 142977305), (265, 78772402), (337, 61942690), (365, 57190922), (530, 39386201), (674, 30971345), (730, 28595461), (1601, 13038530), (1685, 12388538), (3202, 6519265), (3370, 6194269), (3869, 5395370), (7738, 2697685), (8005, 2607706), (16010, 1303853), (17861, 1168730), (19345, 1079074), (24601, 848530), (35722, 584365), (38690, 539537), (49202, 424265), (84853, 246010), (89305, 233746), (116873, 178610), (123005, 169706)]