20305452

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1$

素因数の和:175

約数の個数: 96

約数和(自身を含む): 53625600

約数和(自身を除く): 33320148

約数列:

[1, 2, 3, 4, 6, 12, 19, 29, 37, 38, 57, 58, 74, 76, 83, 87, 111, 114, 116, 148, 166, 174, 222, 228, 249, 332, 348, 444, 498, 551, 703, 996, 1073, 1102, 1406, 1577, 1653, 2109, 2146, 2204, 2407, 2812, 3071, 3154, 3219, 3306, 4218, 4292, 4731, 4814, 6142, 6308, 6438, 6612, 7221, 8436, 9213, 9462, 9628, 12284, 12876, 14442, 18426, 18924, 20387, 28884, 36852, 40774, 45733, 58349, 61161, 81548, 89059, 91466, 116698, 122322, 137199, 175047, 178118, 182932, 233396, 244644, 267177, 274398, 350094, 356236, 534354, 548796, 700188, 1068708, 1692121, 3384242, 5076363, 6768484, 10152726, 20305452]

約数ペア:

[(1, 20305452), (2, 10152726), (3, 6768484), (4, 5076363), (6, 3384242), (12, 1692121), (19, 1068708), (29, 700188), (37, 548796), (38, 534354), (57, 356236), (58, 350094), (74, 274398), (76, 267177), (83, 244644), (87, 233396), (111, 182932), (114, 178118), (116, 175047), (148, 137199), (166, 122322), (174, 116698), (222, 91466), (228, 89059), (249, 81548), (332, 61161), (348, 58349), (444, 45733), (498, 40774), (551, 36852), (703, 28884), (996, 20387), (1073, 18924), (1102, 18426), (1406, 14442), (1577, 12876), (1653, 12284), (2109, 9628), (2146, 9462), (2204, 9213), (2407, 8436), (2812, 7221), (3071, 6612), (3154, 6438), (3219, 6308), (3306, 6142), (4218, 4814), (4292, 4731)]