19950968

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{983}}^1$

素因数の和:1091

約数の個数: 32

約数和(自身を含む): 38966400

約数和(自身を除く): 19015432

約数列:

[1, 2, 4, 8, 43, 59, 86, 118, 172, 236, 344, 472, 983, 1966, 2537, 3932, 5074, 7864, 10148, 20296, 42269, 57997, 84538, 115994, 169076, 231988, 338152, 463976, 2493871, 4987742, 9975484, 19950968]

約数ペア:

[(1, 19950968), (2, 9975484), (4, 4987742), (8, 2493871), (43, 463976), (59, 338152), (86, 231988), (118, 169076), (172, 115994), (236, 84538), (344, 57997), (472, 42269), (983, 20296), (1966, 10148), (2537, 7864), (3932, 5074)]