1386191504

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{1220239}}^1$

素因数の和:1220318

約数の個数: 20

約数和(自身を含む): 2723575680

約数和(自身を除く): 1337384176

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 1220239, 2440478, 4880956, 9761912, 19523824, 86636969, 173273938, 346547876, 693095752, 1386191504]

約数ペア:

[(1, 1386191504), (2, 693095752), (4, 346547876), (8, 173273938), (16, 86636969), (71, 19523824), (142, 9761912), (284, 4880956), (568, 2440478), (1136, 1220239)]