1999880932

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{18041}}^1$

素因数の和:18196

約数の個数: 48

約数和(自身を含む): 4146484608

約数和(自身を除く): 2146603676

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 107, 148, 214, 259, 428, 518, 749, 1036, 1498, 2996, 3959, 7918, 15836, 18041, 27713, 36082, 55426, 72164, 110852, 126287, 252574, 505148, 667517, 1335034, 1930387, 2670068, 3860774, 4672619, 7721548, 9345238, 13512709, 18690476, 27025418, 54050836, 71424319, 142848638, 285697276, 499970233, 999940466, 1999880932]

約数ペア:

[(1, 1999880932), (2, 999940466), (4, 499970233), (7, 285697276), (14, 142848638), (28, 71424319), (37, 54050836), (74, 27025418), (107, 18690476), (148, 13512709), (214, 9345238), (259, 7721548), (428, 4672619), (518, 3860774), (749, 2670068), (1036, 1930387), (1498, 1335034), (2996, 667517), (3959, 505148), (7918, 252574), (15836, 126287), (18041, 110852), (27713, 72164), (36082, 55426)]