20087004

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{281}}^1$

素因数の和:355

約数の個数: 96

約数和(自身を含む): 57609216

約数和(自身を除く): 37522212

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 23, 28, 37, 42, 46, 69, 74, 84, 92, 111, 138, 148, 161, 222, 259, 276, 281, 322, 444, 483, 518, 562, 644, 777, 843, 851, 966, 1036, 1124, 1554, 1686, 1702, 1932, 1967, 2553, 3108, 3372, 3404, 3934, 5106, 5901, 5957, 6463, 7868, 10212, 10397, 11802, 11914, 12926, 17871, 19389, 20794, 23604, 23828, 25852, 31191, 35742, 38778, 41588, 45241, 62382, 71484, 72779, 77556, 90482, 124764, 135723, 145558, 180964, 218337, 239131, 271446, 291116, 436674, 478262, 542892, 717393, 873348, 956524, 1434786, 1673917, 2869572, 3347834, 5021751, 6695668, 10043502, 20087004]

約数ペア:

[(1, 20087004), (2, 10043502), (3, 6695668), (4, 5021751), (6, 3347834), (7, 2869572), (12, 1673917), (14, 1434786), (21, 956524), (23, 873348), (28, 717393), (37, 542892), (42, 478262), (46, 436674), (69, 291116), (74, 271446), (84, 239131), (92, 218337), (111, 180964), (138, 145558), (148, 135723), (161, 124764), (222, 90482), (259, 77556), (276, 72779), (281, 71484), (322, 62382), (444, 45241), (483, 41588), (518, 38778), (562, 35742), (644, 31191), (777, 25852), (843, 23828), (851, 23604), (966, 20794), (1036, 19389), (1124, 17871), (1554, 12926), (1686, 11914), (1702, 11802), (1932, 10397), (1967, 10212), (2553, 7868), (3108, 6463), (3372, 5957), (3404, 5901), (3934, 5106)]