1640609906

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{613}}^1\times {\mathrm{1303}}^1$

素因数の和:2010

約数の個数: 32

約数和(自身を含む): 2690204160

約数和(自身を除く): 1049594254

約数列:

[1, 2, 13, 26, 79, 158, 613, 1027, 1226, 1303, 2054, 2606, 7969, 15938, 16939, 33878, 48427, 96854, 102937, 205874, 629551, 798739, 1259102, 1338181, 1597478, 2676362, 10383607, 20767214, 63100381, 126200762, 820304953, 1640609906]

約数ペア:

[(1, 1640609906), (2, 820304953), (13, 126200762), (26, 63100381), (79, 20767214), (158, 10383607), (613, 2676362), (1027, 1597478), (1226, 1338181), (1303, 1259102), (2054, 798739), (2606, 629551), (7969, 205874), (15938, 102937), (16939, 96854), (33878, 48427)]