201816368

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{18307}}^1$

素因数の和:18381

約数の個数: 40

約数和(自身を含む): 429066288

約数和(自身を除く): 227249920

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 53, 104, 106, 208, 212, 424, 689, 848, 1378, 2756, 5512, 11024, 18307, 36614, 73228, 146456, 237991, 292912, 475982, 951964, 970271, 1903928, 1940542, 3807856, 3881084, 7762168, 12613523, 15524336, 25227046, 50454092, 100908184, 201816368]

約数ペア:

[(1, 201816368), (2, 100908184), (4, 50454092), (8, 25227046), (13, 15524336), (16, 12613523), (26, 7762168), (52, 3881084), (53, 3807856), (104, 1940542), (106, 1903928), (208, 970271), (212, 951964), (424, 475982), (689, 292912), (848, 237991), (1378, 146456), (2756, 73228), (5512, 36614), (11024, 18307)]