19752012

素因数分解:

$2^2\times 3^5\times 7^1\times {\mathrm{2903}}^1$

素因数の和:2929

約数の個数: 72

約数和(自身を含む): 59195136

約数和(自身を除く): 39443124

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 243, 252, 324, 378, 486, 567, 756, 972, 1134, 1701, 2268, 2903, 3402, 5806, 6804, 8709, 11612, 17418, 20321, 26127, 34836, 40642, 52254, 60963, 78381, 81284, 104508, 121926, 156762, 182889, 235143, 243852, 313524, 365778, 470286, 548667, 705429, 731556, 940572, 1097334, 1410858, 1646001, 2194668, 2821716, 3292002, 4938003, 6584004, 9876006, 19752012]

約数ペア:

[(1, 19752012), (2, 9876006), (3, 6584004), (4, 4938003), (6, 3292002), (7, 2821716), (9, 2194668), (12, 1646001), (14, 1410858), (18, 1097334), (21, 940572), (27, 731556), (28, 705429), (36, 548667), (42, 470286), (54, 365778), (63, 313524), (81, 243852), (84, 235143), (108, 182889), (126, 156762), (162, 121926), (189, 104508), (243, 81284), (252, 78381), (324, 60963), (378, 52254), (486, 40642), (567, 34836), (756, 26127), (972, 20321), (1134, 17418), (1701, 11612), (2268, 8709), (2903, 6804), (3402, 5806)]