20178946428

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{2381}}^1\times {\mathrm{37171}}^1$

素因数の和:39578

約数の個数: 48

約数和(自身を含む): 49584474240

約数和(自身を除く): 29405527812

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 228, 2381, 4762, 7143, 9524, 14286, 28572, 37171, 45239, 74342, 90478, 111513, 135717, 148684, 180956, 223026, 271434, 446052, 542868, 706249, 1412498, 2118747, 2824996, 4237494, 8474988, 88504151, 177008302, 265512453, 354016604, 531024906, 1062049812, 1681578869, 3363157738, 5044736607, 6726315476, 10089473214, 20178946428]

約数ペア:

[(1, 20178946428), (2, 10089473214), (3, 6726315476), (4, 5044736607), (6, 3363157738), (12, 1681578869), (19, 1062049812), (38, 531024906), (57, 354016604), (76, 265512453), (114, 177008302), (228, 88504151), (2381, 8474988), (4762, 4237494), (7143, 2824996), (9524, 2118747), (14286, 1412498), (28572, 706249), (37171, 542868), (45239, 446052), (74342, 271434), (90478, 223026), (111513, 180956), (135717, 148684)]