2189509810

素因数分解:

$2^1\times 5^1\times {\mathrm{2351}}^1\times {\mathrm{93131}}^1$

素因数の和:95489

約数の個数: 16

約数和(自身を含む): 3942836352

約数和(自身を除く): 1753326542

約数列:

[1, 2, 5, 10, 2351, 4702, 11755, 23510, 93131, 186262, 465655, 931310, 218950981, 437901962, 1094754905, 2189509810]

約数ペア:

[(1, 2189509810), (2, 1094754905), (5, 437901962), (10, 218950981), (2351, 931310), (4702, 465655), (11755, 186262), (23510, 93131)]