18807544827

素因数分解:

$3^2\times {\mathrm{61}}^1\times {\mathrm{151}}^1\times {\mathrm{307}}^1\times {\mathrm{739}}^1$

素因数の和:1264

約数の個数: 48

約数和(自身を含む): 27922935040

約数和(自身を除く): 9115390213

約数列:

[1, 3, 9, 61, 151, 183, 307, 453, 549, 739, 921, 1359, 2217, 2763, 6651, 9211, 18727, 27633, 45079, 46357, 56181, 82899, 111589, 135237, 139071, 168543, 226873, 334767, 405711, 417213, 680619, 1004301, 2041857, 2827777, 6806929, 8483331, 13839253, 20420787, 25449993, 34257823, 41517759, 61262361, 102773469, 124553277, 308320407, 2089727203, 6269181609, 18807544827]

約数ペア:

[(1, 18807544827), (3, 6269181609), (9, 2089727203), (61, 308320407), (151, 124553277), (183, 102773469), (307, 61262361), (453, 41517759), (549, 34257823), (739, 25449993), (921, 20420787), (1359, 13839253), (2217, 8483331), (2763, 6806929), (6651, 2827777), (9211, 2041857), (18727, 1004301), (27633, 680619), (45079, 417213), (46357, 405711), (56181, 334767), (82899, 226873), (111589, 168543), (135237, 139071)]