19729249629

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{283}}^1\times {\mathrm{3347}}^1$

素因数の和:3817

約数の個数: 32

約数和(自身を含む): 27110121984

約数和(自身を除く): 7380872355

約数列:

[1, 3, 53, 131, 159, 283, 393, 849, 3347, 6943, 10041, 14999, 20829, 37073, 44997, 111219, 177391, 438457, 532173, 947201, 1315371, 1964869, 2841603, 5894607, 23238221, 50201653, 69714663, 124083331, 150604959, 372249993, 6576416543, 19729249629]

約数ペア:

[(1, 19729249629), (3, 6576416543), (53, 372249993), (131, 150604959), (159, 124083331), (283, 69714663), (393, 50201653), (849, 23238221), (3347, 5894607), (6943, 2841603), (10041, 1964869), (14999, 1315371), (20829, 947201), (37073, 532173), (44997, 438457), (111219, 177391)]