20163822952

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2789}}^1\times {\mathrm{9931}}^1$

素因数の和:12746

約数の個数: 64

約数和(自身を含む): 46553270400

約数和(自身を除く): 26389447448

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 2789, 5578, 9931, 11156, 19523, 19862, 22312, 36257, 39046, 39724, 69517, 72514, 78092, 79448, 129103, 139034, 145028, 156184, 253799, 258206, 278068, 290056, 507598, 516412, 556136, 903721, 1015196, 1032824, 1807442, 2030392, 3614884, 7229768, 27697559, 55395118, 110790236, 193882913, 221580472, 360068267, 387765826, 720136534, 775531652, 1440273068, 1551063304, 2520477869, 2880546136, 5040955738, 10081911476, 20163822952]

約数ペア:

[(1, 20163822952), (2, 10081911476), (4, 5040955738), (7, 2880546136), (8, 2520477869), (13, 1551063304), (14, 1440273068), (26, 775531652), (28, 720136534), (52, 387765826), (56, 360068267), (91, 221580472), (104, 193882913), (182, 110790236), (364, 55395118), (728, 27697559), (2789, 7229768), (5578, 3614884), (9931, 2030392), (11156, 1807442), (19523, 1032824), (19862, 1015196), (22312, 903721), (36257, 556136), (39046, 516412), (39724, 507598), (69517, 290056), (72514, 278068), (78092, 258206), (79448, 253799), (129103, 156184), (139034, 145028)]