20189484

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{113}}^1\times {\mathrm{709}}^1$

素因数の和:839

約数の個数: 72

約数和(自身を含む): 58924320

約数和(自身を除く): 38734836

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 113, 126, 226, 252, 339, 452, 678, 709, 791, 1017, 1356, 1418, 1582, 2034, 2127, 2373, 2836, 3164, 4068, 4254, 4746, 4963, 6381, 7119, 8508, 9492, 9926, 12762, 14238, 14889, 19852, 25524, 28476, 29778, 44667, 59556, 80117, 89334, 160234, 178668, 240351, 320468, 480702, 560819, 721053, 961404, 1121638, 1442106, 1682457, 2243276, 2884212, 3364914, 5047371, 6729828, 10094742, 20189484]

約数ペア:

[(1, 20189484), (2, 10094742), (3, 6729828), (4, 5047371), (6, 3364914), (7, 2884212), (9, 2243276), (12, 1682457), (14, 1442106), (18, 1121638), (21, 961404), (28, 721053), (36, 560819), (42, 480702), (63, 320468), (84, 240351), (113, 178668), (126, 160234), (226, 89334), (252, 80117), (339, 59556), (452, 44667), (678, 29778), (709, 28476), (791, 25524), (1017, 19852), (1356, 14889), (1418, 14238), (1582, 12762), (2034, 9926), (2127, 9492), (2373, 8508), (2836, 7119), (3164, 6381), (4068, 4963), (4254, 4746)]