2190789412

素因数分解:

$2^2\times 7^2\times {\mathrm{11177497}}^1$

素因数の和:11177515

約数の個数: 18

約数和(自身を含む): 4459821702

約数和(自身を除く): 2269032290

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 11177497, 22354994, 44709988, 78242479, 156484958, 312969916, 547697353, 1095394706, 2190789412]

約数ペア:

[(1, 2190789412), (2, 1095394706), (4, 547697353), (7, 312969916), (14, 156484958), (28, 78242479), (49, 44709988), (98, 22354994), (196, 11177497)]