19604684

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{2239}}^1$

素因数の和:2453

約数の個数: 24

約数和(自身を含む): 37632000

約数和(自身を除く): 18027316

約数列:

[1, 2, 4, 11, 22, 44, 199, 398, 796, 2189, 2239, 4378, 4478, 8756, 8956, 24629, 49258, 98516, 445561, 891122, 1782244, 4901171, 9802342, 19604684]

約数ペア:

[(1, 19604684), (2, 9802342), (4, 4901171), (11, 1782244), (22, 891122), (44, 445561), (199, 98516), (398, 49258), (796, 24629), (2189, 8956), (2239, 8756), (4378, 4478)]