20157548

素因数分解:

$2^2\times {\mathrm{47}}^1\times {\mathrm{179}}^1\times {\mathrm{599}}^1$

素因数の和:829

約数の個数: 24

約数和(自身を含む): 36288000

約数和(自身を除く): 16130452

約数列:

[1, 2, 4, 47, 94, 179, 188, 358, 599, 716, 1198, 2396, 8413, 16826, 28153, 33652, 56306, 107221, 112612, 214442, 428884, 5039387, 10078774, 20157548]

約数ペア:

[(1, 20157548), (2, 10078774), (4, 5039387), (47, 428884), (94, 214442), (179, 112612), (188, 107221), (358, 56306), (599, 33652), (716, 28153), (1198, 16826), (2396, 8413)]