16128378

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{6737}}^1$

素因数の和:6771

約数の個数: 48

約数和(自身を含む): 42045120

約数和(自身を除く): 25916742

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 38, 42, 57, 63, 114, 126, 133, 171, 266, 342, 399, 798, 1197, 2394, 6737, 13474, 20211, 40422, 47159, 60633, 94318, 121266, 128003, 141477, 256006, 282954, 384009, 424431, 768018, 848862, 896021, 1152027, 1792042, 2304054, 2688063, 5376126, 8064189, 16128378]

約数ペア:

[(1, 16128378), (2, 8064189), (3, 5376126), (6, 2688063), (7, 2304054), (9, 1792042), (14, 1152027), (18, 896021), (19, 848862), (21, 768018), (38, 424431), (42, 384009), (57, 282954), (63, 256006), (114, 141477), (126, 128003), (133, 121266), (171, 94318), (266, 60633), (342, 47159), (399, 40422), (798, 20211), (1197, 13474), (2394, 6737)]