1387856

素因数分解:

$2^4\times {\mathrm{127}}^1\times {\mathrm{683}}^1$

素因数の和:818

約数の個数: 20

約数和(自身を含む): 2714112

約数和(自身を除く): 1326256

約数列:

[1, 2, 4, 8, 16, 127, 254, 508, 683, 1016, 1366, 2032, 2732, 5464, 10928, 86741, 173482, 346964, 693928, 1387856]

約数ペア:

[(1, 1387856), (2, 693928), (4, 346964), (8, 173482), (16, 86741), (127, 10928), (254, 5464), (508, 2732), (683, 2032), (1016, 1366)]