20092786

素因数分解:

$2^1\times 7^1\times {\mathrm{641}}^1\times {\mathrm{2239}}^1$

素因数の和:2889

約数の個数: 16

約数和(自身を含む): 34513920

約数和(自身を除く): 14421134

約数列:

[1, 2, 7, 14, 641, 1282, 2239, 4478, 4487, 8974, 15673, 31346, 1435199, 2870398, 10046393, 20092786]

約数ペア:

[(1, 20092786), (2, 10046393), (7, 2870398), (14, 1435199), (641, 31346), (1282, 15673), (2239, 8974), (4478, 4487)]