15707888

素因数分解:

$2^4\times 7^1\times {\mathrm{140249}}^1$

素因数の和:140264

約数の個数: 20

約数和(自身を含む): 34782000

約数和(自身を除く): 19074112

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 140249, 280498, 560996, 981743, 1121992, 1963486, 2243984, 3926972, 7853944, 15707888]

約数ペア:

[(1, 15707888), (2, 7853944), (4, 3926972), (7, 2243984), (8, 1963486), (14, 1121992), (16, 981743), (28, 560996), (56, 280498), (112, 140249)]