20170853888

素因数分解:

$2^9\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{10099}}^1$

素因数の和:10247

約数の個数: 80

約数和(自身を含む): 41659833600

約数和(自身を除く): 21488979712

約数列:

[1, 2, 4, 8, 16, 32, 47, 64, 83, 94, 128, 166, 188, 256, 332, 376, 512, 664, 752, 1328, 1504, 2656, 3008, 3901, 5312, 6016, 7802, 10099, 10624, 12032, 15604, 20198, 21248, 24064, 31208, 40396, 42496, 62416, 80792, 124832, 161584, 249664, 323168, 474653, 499328, 646336, 838217, 949306, 998656, 1292672, 1676434, 1898612, 1997312, 2585344, 3352868, 3797224, 5170688, 6705736, 7594448, 13411472, 15188896, 26822944, 30377792, 39396199, 53645888, 60755584, 78792398, 107291776, 121511168, 157584796, 214583552, 243022336, 315169592, 429167104, 630339184, 1260678368, 2521356736, 5042713472, 10085426944, 20170853888]

約数ペア:

[(1, 20170853888), (2, 10085426944), (4, 5042713472), (8, 2521356736), (16, 1260678368), (32, 630339184), (47, 429167104), (64, 315169592), (83, 243022336), (94, 214583552), (128, 157584796), (166, 121511168), (188, 107291776), (256, 78792398), (332, 60755584), (376, 53645888), (512, 39396199), (664, 30377792), (752, 26822944), (1328, 15188896), (1504, 13411472), (2656, 7594448), (3008, 6705736), (3901, 5170688), (5312, 3797224), (6016, 3352868), (7802, 2585344), (10099, 1997312), (10624, 1898612), (12032, 1676434), (15604, 1292672), (20198, 998656), (21248, 949306), (24064, 838217), (31208, 646336), (40396, 499328), (42496, 474653), (62416, 323168), (80792, 249664), (124832, 161584)]