20321436

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^2\times {\mathrm{1237}}^1$

素因数の和:1318

約数の個数: 36

約数和(自身を含む): 48772248

約数和(自身を除く): 28450812

約数列:

[1, 2, 3, 4, 6, 12, 37, 74, 111, 148, 222, 444, 1237, 1369, 2474, 2738, 3711, 4107, 4948, 5476, 7422, 8214, 14844, 16428, 45769, 91538, 137307, 183076, 274614, 549228, 1693453, 3386906, 5080359, 6773812, 10160718, 20321436]

約数ペア:

[(1, 20321436), (2, 10160718), (3, 6773812), (4, 5080359), (6, 3386906), (12, 1693453), (37, 549228), (74, 274614), (111, 183076), (148, 137307), (222, 91538), (444, 45769), (1237, 16428), (1369, 14844), (2474, 8214), (2738, 7422), (3711, 5476), (4107, 4948)]