199632016

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{137}}^1\times {\mathrm{1493}}^1$

素因数の和:1699

約数の個数: 40

約数和(自身を含む): 396262584

約数和(自身を除く): 196630568

約数列:

[1, 2, 4, 8, 16, 61, 122, 137, 244, 274, 488, 548, 976, 1096, 1493, 2192, 2986, 5972, 8357, 11944, 16714, 23888, 33428, 66856, 91073, 133712, 182146, 204541, 364292, 409082, 728584, 818164, 1457168, 1636328, 3272656, 12477001, 24954002, 49908004, 99816008, 199632016]

約数ペア:

[(1, 199632016), (2, 99816008), (4, 49908004), (8, 24954002), (16, 12477001), (61, 3272656), (122, 1636328), (137, 1457168), (244, 818164), (274, 728584), (488, 409082), (548, 364292), (976, 204541), (1096, 182146), (1493, 133712), (2192, 91073), (2986, 66856), (5972, 33428), (8357, 23888), (11944, 16714)]