19684635152

素因数分解:

$2^4\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1931381}}^1$

素因数の和:1931416

約数の個数: 60

約数和(自身を含む): 47778527916

約数和(自身を除く): 28093892764

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 49, 52, 56, 91, 98, 104, 112, 182, 196, 208, 364, 392, 637, 728, 784, 1274, 1456, 2548, 5096, 10192, 1931381, 3862762, 7725524, 13519667, 15451048, 25107953, 27039334, 30902096, 50215906, 54078668, 94637669, 100431812, 108157336, 175755671, 189275338, 200863624, 216314672, 351511342, 378550676, 401727248, 703022684, 757101352, 1230289697, 1406045368, 1514202704, 2460579394, 2812090736, 4921158788, 9842317576, 19684635152]

約数ペア:

[(1, 19684635152), (2, 9842317576), (4, 4921158788), (7, 2812090736), (8, 2460579394), (13, 1514202704), (14, 1406045368), (16, 1230289697), (26, 757101352), (28, 703022684), (49, 401727248), (52, 378550676), (56, 351511342), (91, 216314672), (98, 200863624), (104, 189275338), (112, 175755671), (182, 108157336), (196, 100431812), (208, 94637669), (364, 54078668), (392, 50215906), (637, 30902096), (728, 27039334), (784, 25107953), (1274, 15451048), (1456, 13519667), (2548, 7725524), (5096, 3862762), (10192, 1931381)]