18888947418536

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1021}}^1\times {\mathrm{3356393}}^1$

素因数の和:3357486

約数の個数: 64

約数和(自身を含む): 38898861135120

約数和(自身を除く): 20009913716584

約数列:

[1, 2, 4, 8, 13, 26, 52, 53, 104, 106, 212, 424, 689, 1021, 1378, 2042, 2756, 4084, 5512, 8168, 13273, 26546, 53092, 54113, 106184, 108226, 216452, 432904, 703469, 1406938, 2813876, 3356393, 5627752, 6712786, 13425572, 26851144, 43633109, 87266218, 174532436, 177888829, 349064872, 355777658, 711555316, 1423110632, 2312554777, 3426877253, 4625109554, 6853754506, 9250219108, 13707509012, 18500438216, 27415018024, 44549404289, 89098808578, 178197617156, 181624494409, 356395234312, 363248988818, 726497977636, 1452995955272, 2361118427317, 4722236854634, 9444473709268, 18888947418536]

約数ペア:

[(1, 18888947418536), (2, 9444473709268), (4, 4722236854634), (8, 2361118427317), (13, 1452995955272), (26, 726497977636), (52, 363248988818), (53, 356395234312), (104, 181624494409), (106, 178197617156), (212, 89098808578), (424, 44549404289), (689, 27415018024), (1021, 18500438216), (1378, 13707509012), (2042, 9250219108), (2756, 6853754506), (4084, 4625109554), (5512, 3426877253), (8168, 2312554777), (13273, 1423110632), (26546, 711555316), (53092, 355777658), (54113, 349064872), (106184, 177888829), (108226, 174532436), (216452, 87266218), (432904, 43633109), (703469, 26851144), (1406938, 13425572), (2813876, 6712786), (3356393, 5627752)]