20736486

素因数分解:

$2^1\times 3^4\times {\mathrm{19}}^1\times {\mathrm{6737}}^1$

素因数の和:6770

約数の個数: 40

約数和(自身を含む): 48917880

約数和(自身を除く): 28181394

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 81, 114, 162, 171, 342, 513, 1026, 1539, 3078, 6737, 13474, 20211, 40422, 60633, 121266, 128003, 181899, 256006, 363798, 384009, 545697, 768018, 1091394, 1152027, 2304054, 3456081, 6912162, 10368243, 20736486]

約数ペア:

[(1, 20736486), (2, 10368243), (3, 6912162), (6, 3456081), (9, 2304054), (18, 1152027), (19, 1091394), (27, 768018), (38, 545697), (54, 384009), (57, 363798), (81, 256006), (114, 181899), (162, 128003), (171, 121266), (342, 60633), (513, 40422), (1026, 20211), (1539, 13474), (3078, 6737)]