20164798730

素因数分解:

$2^1\times 5^1\times {\mathrm{1447}}^1\times {\mathrm{1393559}}^1$

素因数の和:1395013

約数の個数: 16

約数和(自身を含む): 36321747840

約数和(自身を除く): 16156949110

約数列:

[1, 2, 5, 10, 1447, 2894, 7235, 14470, 1393559, 2787118, 6967795, 13935590, 2016479873, 4032959746, 10082399365, 20164798730]

約数ペア:

[(1, 20164798730), (2, 10082399365), (5, 4032959746), (10, 2016479873), (1447, 13935590), (2894, 6967795), (7235, 2787118), (14470, 1393559)]