20473418

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{479}}^1$

素因数の和:602

約数の個数: 32

約数和(自身を含む): 36495360

約数和(自身を除く): 16021942

約数列:

[1, 2, 7, 14, 43, 71, 86, 142, 301, 479, 497, 602, 958, 994, 3053, 3353, 6106, 6706, 20597, 21371, 34009, 41194, 42742, 68018, 144179, 238063, 288358, 476126, 1462387, 2924774, 10236709, 20473418]

約数ペア:

[(1, 20473418), (2, 10236709), (7, 2924774), (14, 1462387), (43, 476126), (71, 288358), (86, 238063), (142, 144179), (301, 68018), (479, 42742), (497, 41194), (602, 34009), (958, 21371), (994, 20597), (3053, 6706), (3353, 6106)]