18077608

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{389}}^1$

素因数の和:589

約数の個数: 32

約数和(自身を含む): 35123400

約数和(自身を除く): 17045792

約数列:

[1, 2, 4, 8, 37, 74, 148, 157, 296, 314, 389, 628, 778, 1256, 1556, 3112, 5809, 11618, 14393, 23236, 28786, 46472, 57572, 61073, 115144, 122146, 244292, 488584, 2259701, 4519402, 9038804, 18077608]

約数ペア:

[(1, 18077608), (2, 9038804), (4, 4519402), (8, 2259701), (37, 488584), (74, 244292), (148, 122146), (157, 115144), (296, 61073), (314, 57572), (389, 46472), (628, 28786), (778, 23236), (1256, 14393), (1556, 11618), (3112, 5809)]