2780451526

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{337}}^1\times {\mathrm{217121}}^1$

素因数の和:217479

約数の個数: 16

約数和(自身を含む): 4403234160

約数和(自身を除く): 1622782634

約数列:

[1, 2, 19, 38, 337, 674, 6403, 12806, 217121, 434242, 4125299, 8250598, 73169777, 146339554, 1390225763, 2780451526]

約数ペア:

[(1, 2780451526), (2, 1390225763), (19, 146339554), (38, 73169777), (337, 8250598), (674, 4125299), (6403, 434242), (12806, 217121)]