2780451612

素因数分解:

$2^2\times 3^2\times {\mathrm{77234767}}^1$

素因数の和:77234777

約数の個数: 18

約数和(自身を含む): 7028363888

約数和(自身を除く): 4247912276

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 77234767, 154469534, 231704301, 308939068, 463408602, 695112903, 926817204, 1390225806, 2780451612]

約数ペア:

[(1, 2780451612), (2, 1390225806), (3, 926817204), (4, 695112903), (6, 463408602), (9, 308939068), (12, 231704301), (18, 154469534), (36, 77234767)]