18167804956

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{225217}}^1$

素因数の和:225338

約数の個数: 48

約数和(自身を含む): 37735726336

約数和(自身を除く): 19567921380

約数列:

[1, 2, 4, 7, 14, 28, 43, 67, 86, 134, 172, 268, 301, 469, 602, 938, 1204, 1876, 2881, 5762, 11524, 20167, 40334, 80668, 225217, 450434, 900868, 1576519, 3153038, 6306076, 9684331, 15089539, 19368662, 30179078, 38737324, 60358156, 67790317, 105626773, 135580634, 211253546, 271161268, 422507092, 648850177, 1297700354, 2595400708, 4541951239, 9083902478, 18167804956]

約数ペア:

[(1, 18167804956), (2, 9083902478), (4, 4541951239), (7, 2595400708), (14, 1297700354), (28, 648850177), (43, 422507092), (67, 271161268), (86, 211253546), (134, 135580634), (172, 105626773), (268, 67790317), (301, 60358156), (469, 38737324), (602, 30179078), (938, 19368662), (1204, 15089539), (1876, 9684331), (2881, 6306076), (5762, 3153038), (11524, 1576519), (20167, 900868), (40334, 450434), (80668, 225217)]