20268388

素因数分解:

$2^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{12269}}^1$

素因数の和:12339

約数の個数: 24

約数和(自身を含む): 41227200

約数和(自身を除く): 20958812

約数列:

[1, 2, 4, 7, 14, 28, 59, 118, 236, 413, 826, 1652, 12269, 24538, 49076, 85883, 171766, 343532, 723871, 1447742, 2895484, 5067097, 10134194, 20268388]

約数ペア:

[(1, 20268388), (2, 10134194), (4, 5067097), (7, 2895484), (14, 1447742), (28, 723871), (59, 343532), (118, 171766), (236, 85883), (413, 49076), (826, 24538), (1652, 12269)]