18202002

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1$

素因数の和:132

約数の個数: 128

約数和(自身を含む): 49641984

約数和(自身を除く): 31439982

約数列:

[1, 2, 3, 6, 7, 13, 14, 17, 21, 26, 34, 37, 39, 42, 51, 53, 74, 78, 91, 102, 106, 111, 119, 159, 182, 221, 222, 238, 259, 273, 318, 357, 371, 442, 481, 518, 546, 629, 663, 689, 714, 742, 777, 901, 962, 1113, 1258, 1326, 1378, 1443, 1547, 1554, 1802, 1887, 1961, 2067, 2226, 2703, 2886, 3094, 3367, 3774, 3922, 4134, 4403, 4641, 4823, 5406, 5883, 6307, 6734, 8177, 8806, 9282, 9646, 10101, 11713, 11766, 12614, 13209, 13727, 14469, 16354, 18921, 20202, 23426, 24531, 25493, 26418, 27454, 28938, 33337, 35139, 37842, 41181, 49062, 50986, 57239, 66674, 70278, 76479, 81991, 82362, 100011, 114478, 152958, 163982, 171717, 178451, 200022, 233359, 245973, 343434, 356902, 433381, 466718, 491946, 535353, 700077, 866762, 1070706, 1300143, 1400154, 2600286, 3033667, 6067334, 9101001, 18202002]

約数ペア:

[(1, 18202002), (2, 9101001), (3, 6067334), (6, 3033667), (7, 2600286), (13, 1400154), (14, 1300143), (17, 1070706), (21, 866762), (26, 700077), (34, 535353), (37, 491946), (39, 466718), (42, 433381), (51, 356902), (53, 343434), (74, 245973), (78, 233359), (91, 200022), (102, 178451), (106, 171717), (111, 163982), (119, 152958), (159, 114478), (182, 100011), (221, 82362), (222, 81991), (238, 76479), (259, 70278), (273, 66674), (318, 57239), (357, 50986), (371, 49062), (442, 41181), (481, 37842), (518, 35139), (546, 33337), (629, 28938), (663, 27454), (689, 26418), (714, 25493), (742, 24531), (777, 23426), (901, 20202), (962, 18921), (1113, 16354), (1258, 14469), (1326, 13727), (1378, 13209), (1443, 12614), (1547, 11766), (1554, 11713), (1802, 10101), (1887, 9646), (1961, 9282), (2067, 8806), (2226, 8177), (2703, 6734), (2886, 6307), (3094, 5883), (3367, 5406), (3774, 4823), (3922, 4641), (4134, 4403)]