19704006

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{52127}}^1$

素因数の和:52145

約数の個数: 32

約数和(自身を含む): 50042880

約数和(自身を除く): 30338874

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 52127, 104254, 156381, 312762, 364889, 469143, 729778, 938286, 1094667, 1407429, 2189334, 2814858, 3284001, 6568002, 9852003, 19704006]

約数ペア:

[(1, 19704006), (2, 9852003), (3, 6568002), (6, 3284001), (7, 2814858), (9, 2189334), (14, 1407429), (18, 1094667), (21, 938286), (27, 729778), (42, 469143), (54, 364889), (63, 312762), (126, 156381), (189, 104254), (378, 52127)]