20068912

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{97}}^1\times {\mathrm{193}}^1$

素因数の和:365

約数の個数: 40

約数和(自身を含む): 40077296

約数和(自身を除く): 20008384

約数列:

[1, 2, 4, 8, 16, 67, 97, 134, 193, 194, 268, 386, 388, 536, 772, 776, 1072, 1544, 1552, 3088, 6499, 12931, 12998, 18721, 25862, 25996, 37442, 51724, 51992, 74884, 103448, 103984, 149768, 206896, 299536, 1254307, 2508614, 5017228, 10034456, 20068912]

約数ペア:

[(1, 20068912), (2, 10034456), (4, 5017228), (8, 2508614), (16, 1254307), (67, 299536), (97, 206896), (134, 149768), (193, 103984), (194, 103448), (268, 74884), (386, 51992), (388, 51724), (536, 37442), (772, 25996), (776, 25862), (1072, 18721), (1544, 12998), (1552, 12931), (3088, 6499)]