20661157776

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{353}}^1\times {\mathrm{174197}}^1$

素因数の和:174568

約数の個数: 80

約数和(自身を含む): 61172763264

約数和(自身を除く): 40511605488

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 353, 706, 1059, 1412, 2118, 2471, 2824, 4236, 4942, 5648, 7413, 8472, 9884, 14826, 16944, 19768, 29652, 39536, 59304, 118608, 174197, 348394, 522591, 696788, 1045182, 1219379, 1393576, 2090364, 2438758, 2787152, 3658137, 4180728, 4877516, 7316274, 8361456, 9755032, 14632548, 19510064, 29265096, 58530192, 61491541, 122983082, 184474623, 245966164, 368949246, 430440787, 491932328, 737898492, 860881574, 983864656, 1291322361, 1475796984, 1721763148, 2582644722, 2951593968, 3443526296, 5165289444, 6887052592, 10330578888, 20661157776]

約数ペア:

[(1, 20661157776), (2, 10330578888), (3, 6887052592), (4, 5165289444), (6, 3443526296), (7, 2951593968), (8, 2582644722), (12, 1721763148), (14, 1475796984), (16, 1291322361), (21, 983864656), (24, 860881574), (28, 737898492), (42, 491932328), (48, 430440787), (56, 368949246), (84, 245966164), (112, 184474623), (168, 122983082), (336, 61491541), (353, 58530192), (706, 29265096), (1059, 19510064), (1412, 14632548), (2118, 9755032), (2471, 8361456), (2824, 7316274), (4236, 4877516), (4942, 4180728), (5648, 3658137), (7413, 2787152), (8472, 2438758), (9884, 2090364), (14826, 1393576), (16944, 1219379), (19768, 1045182), (29652, 696788), (39536, 522591), (59304, 348394), (118608, 174197)]