1686844688

素因数分解:

$2^4\times {\mathrm{2239}}^1\times {\mathrm{47087}}^1$

素因数の和:49334

約数の個数: 20

約数和(自身を含む): 3269790720

約数和(自身を除く): 1582946032

約数列:

[1, 2, 4, 8, 16, 2239, 4478, 8956, 17912, 35824, 47087, 94174, 188348, 376696, 753392, 105427793, 210855586, 421711172, 843422344, 1686844688]

約数ペア:

[(1, 1686844688), (2, 843422344), (4, 421711172), (8, 210855586), (16, 105427793), (2239, 753392), (4478, 376696), (8956, 188348), (17912, 94174), (35824, 47087)]