2123452784

素因数分解:

$2^4\times {\mathrm{433}}^1\times {\mathrm{306503}}^1$

素因数の和:306944

約数の個数: 20

約数和(自身を含む): 4123704816

約数和(自身を除く): 2000252032

約数列:

[1, 2, 4, 8, 16, 433, 866, 1732, 3464, 6928, 306503, 613006, 1226012, 2452024, 4904048, 132715799, 265431598, 530863196, 1061726392, 2123452784]

約数ペア:

[(1, 2123452784), (2, 1061726392), (4, 530863196), (8, 265431598), (16, 132715799), (433, 4904048), (866, 2452024), (1732, 1226012), (3464, 613006), (6928, 306503)]