20815368

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{5387}}^1$

素因数の和:5426

約数の個数: 64

約数和(自身を含む): 62069760

約数和(自身を除く): 41254392

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 23, 24, 28, 42, 46, 56, 69, 84, 92, 138, 161, 168, 184, 276, 322, 483, 552, 644, 966, 1288, 1932, 3864, 5387, 10774, 16161, 21548, 32322, 37709, 43096, 64644, 75418, 113127, 123901, 129288, 150836, 226254, 247802, 301672, 371703, 452508, 495604, 743406, 867307, 905016, 991208, 1486812, 1734614, 2601921, 2973624, 3469228, 5203842, 6938456, 10407684, 20815368]

約数ペア:

[(1, 20815368), (2, 10407684), (3, 6938456), (4, 5203842), (6, 3469228), (7, 2973624), (8, 2601921), (12, 1734614), (14, 1486812), (21, 991208), (23, 905016), (24, 867307), (28, 743406), (42, 495604), (46, 452508), (56, 371703), (69, 301672), (84, 247802), (92, 226254), (138, 150836), (161, 129288), (168, 123901), (184, 113127), (276, 75418), (322, 64644), (483, 43096), (552, 37709), (644, 32322), (966, 21548), (1288, 16161), (1932, 10774), (3864, 5387)]