19481212288

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{1093}}^1\times {\mathrm{8191}}^1$

素因数の和:9315

約数の個数: 64

約数和(自身を含む): 41135800320

約数和(自身を除く): 21654588032

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 272, 544, 1088, 1093, 2176, 2186, 4372, 8191, 8744, 16382, 17488, 18581, 32764, 34976, 37162, 65528, 69952, 74324, 131056, 139247, 139904, 148648, 262112, 278494, 297296, 524224, 556988, 594592, 1048448, 1113976, 1189184, 2227952, 2378368, 4455904, 8911808, 8952763, 17823616, 17905526, 35811052, 71622104, 143244208, 152196971, 286488416, 304393942, 572976832, 608787884, 1145953664, 1217575768, 2435151536, 4870303072, 9740606144, 19481212288]

約数ペア:

[(1, 19481212288), (2, 9740606144), (4, 4870303072), (8, 2435151536), (16, 1217575768), (17, 1145953664), (32, 608787884), (34, 572976832), (64, 304393942), (68, 286488416), (128, 152196971), (136, 143244208), (272, 71622104), (544, 35811052), (1088, 17905526), (1093, 17823616), (2176, 8952763), (2186, 8911808), (4372, 4455904), (8191, 2378368), (8744, 2227952), (16382, 1189184), (17488, 1113976), (18581, 1048448), (32764, 594592), (34976, 556988), (37162, 524224), (65528, 297296), (69952, 278494), (74324, 262112), (131056, 148648), (139247, 139904)]