19278756

素因数分解:

$2^2\times 3^3\times 7^2\times {\mathrm{3643}}^1$

素因数の和:3670

約数の個数: 72

約数和(自身を含む): 58158240

約数和(自身を除く): 38879484

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 63, 84, 98, 108, 126, 147, 189, 196, 252, 294, 378, 441, 588, 756, 882, 1323, 1764, 2646, 3643, 5292, 7286, 10929, 14572, 21858, 25501, 32787, 43716, 51002, 65574, 76503, 98361, 102004, 131148, 153006, 178507, 196722, 229509, 306012, 357014, 393444, 459018, 535521, 688527, 714028, 918036, 1071042, 1377054, 1606563, 2142084, 2754108, 3213126, 4819689, 6426252, 9639378, 19278756]

約数ペア:

[(1, 19278756), (2, 9639378), (3, 6426252), (4, 4819689), (6, 3213126), (7, 2754108), (9, 2142084), (12, 1606563), (14, 1377054), (18, 1071042), (21, 918036), (27, 714028), (28, 688527), (36, 535521), (42, 459018), (49, 393444), (54, 357014), (63, 306012), (84, 229509), (98, 196722), (108, 178507), (126, 153006), (147, 131148), (189, 102004), (196, 98361), (252, 76503), (294, 65574), (378, 51002), (441, 43716), (588, 32787), (756, 25501), (882, 21858), (1323, 14572), (1764, 10929), (2646, 7286), (3643, 5292)]