20759856

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1$

素因数の和:163

約数の個数: 160

約数和(自身を含む): 64995840

約数和(自身を除く): 44235984

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 17, 19, 24, 26, 34, 38, 39, 48, 51, 52, 57, 68, 76, 78, 102, 103, 104, 114, 136, 152, 156, 204, 206, 208, 221, 228, 247, 272, 304, 309, 312, 323, 408, 412, 442, 456, 494, 618, 624, 646, 663, 741, 816, 824, 884, 912, 969, 988, 1236, 1292, 1326, 1339, 1482, 1648, 1751, 1768, 1938, 1957, 1976, 2472, 2584, 2652, 2678, 2964, 3502, 3536, 3876, 3914, 3952, 4017, 4199, 4944, 5168, 5253, 5304, 5356, 5871, 5928, 7004, 7752, 7828, 8034, 8398, 10506, 10608, 10712, 11742, 11856, 12597, 14008, 15504, 15656, 16068, 16796, 21012, 21424, 22763, 23484, 25194, 25441, 28016, 31312, 32136, 33269, 33592, 42024, 45526, 46968, 50388, 50882, 64272, 66538, 67184, 68289, 76323, 84048, 91052, 93936, 99807, 100776, 101764, 133076, 136578, 152646, 182104, 199614, 201552, 203528, 266152, 273156, 305292, 364208, 399228, 407056, 432497, 532304, 546312, 610584, 798456, 864994, 1092624, 1221168, 1297491, 1596912, 1729988, 2594982, 3459976, 5189964, 6919952, 10379928, 20759856]

約数ペア:

[(1, 20759856), (2, 10379928), (3, 6919952), (4, 5189964), (6, 3459976), (8, 2594982), (12, 1729988), (13, 1596912), (16, 1297491), (17, 1221168), (19, 1092624), (24, 864994), (26, 798456), (34, 610584), (38, 546312), (39, 532304), (48, 432497), (51, 407056), (52, 399228), (57, 364208), (68, 305292), (76, 273156), (78, 266152), (102, 203528), (103, 201552), (104, 199614), (114, 182104), (136, 152646), (152, 136578), (156, 133076), (204, 101764), (206, 100776), (208, 99807), (221, 93936), (228, 91052), (247, 84048), (272, 76323), (304, 68289), (309, 67184), (312, 66538), (323, 64272), (408, 50882), (412, 50388), (442, 46968), (456, 45526), (494, 42024), (618, 33592), (624, 33269), (646, 32136), (663, 31312), (741, 28016), (816, 25441), (824, 25194), (884, 23484), (912, 22763), (969, 21424), (988, 21012), (1236, 16796), (1292, 16068), (1326, 15656), (1339, 15504), (1482, 14008), (1648, 12597), (1751, 11856), (1768, 11742), (1938, 10712), (1957, 10608), (1976, 10506), (2472, 8398), (2584, 8034), (2652, 7828), (2678, 7752), (2964, 7004), (3502, 5928), (3536, 5871), (3876, 5356), (3914, 5304), (3952, 5253), (4017, 5168), (4199, 4944)]